SimpleWebPresenter: Page.inc annotate

annotate Page.inc @ 111:adf7b11921f4

No compression when debugging. Synchronize caching headers.

author	Tom Fredrik "BFG" Klaussen <bfg@blenning.no>
date	Tue, 15 Mar 2016 12:55:42 +0100
parents	0a33803ee026
children	df158368051e

rev	line source
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	1 <?
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	2 include_once 'ScriptIncludeCache.inc';
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	3
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	4 /// @cond
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	5 $baseDir = dirname(__FILE__);
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	6 $cache = ScriptIncludeCache::instance(__FILE__);
93 8aadd7a23b68 Moved some functionality from common-functions into Http class. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 91 diff changeset	7 $cache->includeOnce('OnlineBufferValidator.inc', $baseDir);
88 7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	8 $cache->includeOnce('Options.inc', $baseDir);
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	9 /// @endcond
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	10
94 2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	11 /**
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	12 * Container for headers and content, used for compounding these
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	13 */
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	14 class PageContent
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	15 {
94 2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	16 /// The headers for the page
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	17 public $headers = array();
94 2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	18 /// The content of the page
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	19 public $content;
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	20
94 2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	21 /**
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	22 * Constructs a PageContent object containing only content
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	23 *
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	24 * @param $content The content of this page
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	25 */
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	26 function __construct($content = "")
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	27 {
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	28 $this->content = $content;
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	29 }
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	30
94 2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	31 /**
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	32 * Sets a header
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	33 *
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	34 * @param $headername Name of the header
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	35 * @param $value Value for the header
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	36 */
91 1d4c980f4255 Change the way headers are set. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 88 diff changeset	37 function setHeader($headername, $value)
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	38 {
91 1d4c980f4255 Change the way headers are set. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 88 diff changeset	39 $this->headers[$headername] = $value;
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	40 }
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	41
94 2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	42 /**
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	43 * Returns a string representation of this object, containing only
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	44 * the content
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	45 *
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	46 * @return the content of the page
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	47 */
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	48 function __toString()
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	49 {
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	50 return $this->content;
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	51 }
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	52 }
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	53
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	54 /**
80 88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	55 * Master class for generating a page
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	56 */
81 2a8e2f571b24 Make Page abstract. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 80 diff changeset	57 abstract class Page
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	58 {
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	59 private $cache;
100 0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	60 private $variants = array();
0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	61
0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	62 function addVariant($value)
0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	63 {
0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	64 array_push($this->variants, $value);
0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	65 }
0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	66
0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	67 function getVariants()
0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	68 {
0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	69 return $this->variants;
0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	70 }
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	71
80 88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	72 /**
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	73 * Constructs a page
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	74 *
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	75 * @param $cache optionally sets a cache
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	76 */
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	77 function __construct($cache = null)
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	78 {
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	79 $this->setCache($cache);
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	80 }
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	81
80 88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	82 /**
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	83 * Set the cache
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	84 *
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	85 * @param $cache The cache object
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	86 */
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	87 protected function setCache($cache)
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	88 {
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	89 $this->cache = $cache;
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	90 }
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	91
80 88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	92 /**
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	93 * Get the cache
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	94 *
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	95 * @return The cache object
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	96 */
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	97 protected function getCache()
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	98 {
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	99 return $this->cache;
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	100 }
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	101
80 88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	102 /**
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	103 * Decide wether or not this page may be compressed.
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	104 *
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	105 * Normally this is a check for http headers, but some pages
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	106 * eg. pictures may not want to be compressed, and may override this
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	107 * function.
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	108 *
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	109 * @return bool if this page may be compressed
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	110 */
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	111 function mayCompress()
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	112 {
111 adf7b11921f4 No compression when debugging. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 100 diff changeset	113 if (COMPRESSION_DISABLED)
adf7b11921f4 No compression when debugging. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 100 diff changeset	114 return false;
100 0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	115 //We want to add the variant even if we don't serve with compression.
0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	116 $this->addVariant('Accept-Encoding');
88 7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	117 if (!array_key_exists('HTTP_ACCEPT_ENCODING', $_SERVER))
7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	118 return false;
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	119 return (substr_count($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip'));
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	120 }
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	121
80 88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	122 /**
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	123 * Decide wether or not this page may be validated.
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	124 *
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	125 * Normally this is a check for the option novalidate, but this may
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	126 * be overridden
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	127 *
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	128 * @return bool if this page may be validated
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	129 */
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	130 function mayValidate()
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	131 {
88 7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	132 if (!VALIDATE)
7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	133 return false;
7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	134 if (array_key_exists('novalidate', $_GET))
7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	135 return !$_GET['novalidate'];
7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	136 if (!array_key_exists('HTTP_USER_AGENT', $_SERVER))
7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	137 return false;
7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	138 //UserAgent should be W3C_Validator/1.3
7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	139 return !startswith($_SERVER['HTTP_USER_AGENT'], 'W3C');
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	140 }
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	141
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	142
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	143 /**
80 88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	144 * Turns on compression for this page
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	145 *
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	146 * @note This may not be reversed
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	147 */
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	148 function startCompression()
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	149 {
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	150 ob_start("ob_gzhandler");
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	151 }
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	152
80 88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	153 /**
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	154 * Generates the actual content of the page
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	155 *
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	156 * @return the content buffer
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	157 */
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	158 abstract function generateContent();
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	159
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	160 /**
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	161 * Finishes all necessary processing to determine the cacheset of this page.
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	162 *
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	163 * @return bool if this page may be cached
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	164 */
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	165 abstract function cacheCheck();
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	166
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	167 /**
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	168 * Generates an appropriate response to the request.
88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	169 *
99 d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	170 * Eg. 304 NOT CHANGED, error message or the actual content
80 88904282b888 Documentation fixes. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 78 diff changeset	171 */
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	172 function genPage()
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	173 {
99 d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	174 $cacheable = $this->cacheCheck();
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	175 if ($cacheable == Cacheable::YES) {
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	176 if (!CheckHttpModified($this->cache))
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	177 return false;
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	178 }
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	179 $res = $this->generateContent();
99 d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	180 if ($cacheable == Cacheable::UNDETERMINED) {
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	181 $cacheable = $this->cacheCheck();
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	182 if ($cacheable == Cacheable::YES) {
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	183 if (!CheckHttpModified($this->cache))
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	184 return false;
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	185 }
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	186 }
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	187
88 7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	188 if ($this->mayValidate()) {
93 8aadd7a23b68 Moved some functionality from common-functions into Http class. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 91 diff changeset	189 /*
88 7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	190 $request = 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
93 8aadd7a23b68 Moved some functionality from common-functions into Http class. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 91 diff changeset	191 $validator = new OnlineUriValidator($request);
8aadd7a23b68 Moved some functionality from common-functions into Http class. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 91 diff changeset	192 */
8aadd7a23b68 Moved some functionality from common-functions into Http class. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 91 diff changeset	193 $validator = new OnlineBufferValidator($res);
88 7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	194 if (!$validator->check())
7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	195 throw new LogicException('The page could be generated, but contained errors');
7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	196 }
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	197 if ($this->mayCompress()) {
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	198 $this->startCompression();
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	199 }
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	200 $t = gettype($res);
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	201 if ($t === "string") {
88 7a9c45b53866 Add possibility to validate using validator.w3.org Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 86 diff changeset	202 $res = new PageContent($res);
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	203 }
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	204 elseif (get_class($res) !== "PageContent") {
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	205 throw new InvalidArgumentException("generateContent returned an unexpected type");
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	206 }
100 0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	207 if ($variants = $this->getVariants()) {
0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	208 $res->setHeader('Vary', join(",", $variants));
0a33803ee026 Setting variant correctly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 99 diff changeset	209 }
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	210 return $res;
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	211 }
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	212
94 2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	213 /**
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	214 * Displays the result from genPage.
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	215 *
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	216 * Printing headers and content.
2370f4450983 Document functions and move a few functions to more appropriate places. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 93 diff changeset	217 */
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	218 function display()
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	219 {
b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	220 $res = $this->genPage();
99 d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	221 if ($res) {
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	222 foreach ($res->headers as $header => $value) {
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	223 header("${header}: ${value}");
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	224 }
d98e315308cd Improved caching of flag and sitemap. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 94 diff changeset	225 print $res;
86 b9654b9c4a66 Make headers a part of the content, rather than setting them directly. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 81 diff changeset	226 }
78 7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	227 }
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	228
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	229
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	230 }
7c68015b211a Common source for all page generators. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	231 ?>

Mercurial > SimpleWebPresenter

annotate Page.inc @ 111:adf7b11921f4