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[phpwiki-checkins] CVS: phpwiki/lib transform.php,1.8,1.9
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From: Arno H. <aho...@us...> - 2001-02-04 20:02:18
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Update of /cvsroot/phpwiki/phpwiki/lib
In directory usw-pr-cvs1:/tmp/cvs-serv27383
Modified Files:
transform.php
Log Message:
redesign of transfrom.php: modularization
markup functions are now registered to WikiTransform object
first working version.
removed HTML mode "|", tab markup, and %%ADMIN-%% tokens.
(more functionality to be added)
Index: transform.php
===================================================================
RCS file: /cvsroot/phpwiki/phpwiki/lib/transform.php,v
retrieving revision 1.8
retrieving revision 1.9
diff -C2 -r1.8 -r1.9
*** transform.php 2001/01/04 18:34:15 1.8
--- transform.php 2001/02/04 18:22:34 1.9
***************
*** 1,6 ****
<?php rcs_id('$Id$');
- // expects $pagehash and $html to be set
! function tokenize($str, $pattern, &$orig, &$ntokens) {
global $FieldSeparator;
// Find any strings in $str that match $pattern and
--- 1,261 ----
<?php rcs_id('$Id$');
! define('WT_TOKENIZER', 1);
! define('WT_SIMPLE_MARKUP', 2);
! define('WT_MODE_MARKUP', 3);
!
! class WikiTransform
! {
! /*
! function WikiTransform() -- init
!
! function register($type, $function)
! Registers transformer functions
! This should be done *before* calling do_transform
!
! $type ... one of WT_TOKENIZER, WT_SIMPLE_MARKUP, WT_MODE_MARKUP
! Currently on WT_MODE_MARKUP has a special meaning.
! If one WT_MODE_MARKUP really sets the html mode, then
! all successive WT_MODE_MARKUP functions are skipped
!
! $function ... function name
!
! function SetHTMLMode($tag, $tagtype, $level)
! Wiki HTML output can, at any given time, be in only one mode.
! It will be something like Unordered List, Preformatted Text,
! plain text etc. When we change modes we have to issue close tags
! for one mode and start tags for another.
! SetHTMLMode takes care of this.
!
! $tag ... HTML tag to insert
! $tagtype ... ZERO_LEVEL - close all open tags before inserting $tag
! NESTED_LEVEL - close tags until depths match
! $level ... nesting level (depth) of $tag
! nesting is arbitrary limited to 10 levels
!
! function do_transform($html, $content)
! contains main-loop and calls transformer functions
!
! $html ... HTML header (if needed, otherwise '')
! $content ... wiki markup as array of lines
! */
!
!
! // public variables (only meaningful during do_transform)
! var $linenumber; // current linenumber
! var $replacements; // storage for tokenized strings of current line
! var $tokencounter; // counter of $replacements array
!
! // private variables
! var $content; // wiki markup, array of lines
! var $mode_set; // stores if a HTML mode for this line has been set
! var $trfrm_func; // array of registered functions
! var $stack; // stack for SetHTMLMode (keeping track of open tags)
!
! // init function
! function WikiTransform()
! {
! $this->trfrm_func = array();
! $this->stack = new Stack;
! }
!
! // register transformation functions
! function register($type, $function)
! {
! $this->trfrm_func[] = array ($type, $function);
! }
!
! // sets current mode like list, preformatted text, plain text, ...
! // takes care of closing (open) tags
! function SetHTMLMode($tag, $tagtype, $level)
! {
! $this->mode_set = 1; // in order to prevent other mode markup
! // to be executed
! $retvar = '';
!
! if ($tagtype == ZERO_LEVEL) {
! // empty the stack until $level == 0;
! if ($tag == $this->stack->top()) {
! return; // same tag? -> nothing to do
! }
! while ($this->stack->cnt() > 0) {
! $closetag = $this->stack->pop();
! $retvar .= "</$closetag>\n";
! }
!
! if ($tag) {
! $retvar .= "<$tag>\n";
! $this->stack->push($tag);
! }
!
!
! } elseif ($tagtype == NESTED_LEVEL) {
! if ($level < $this->stack->cnt()) {
! // $tag has fewer nestings (old: tabs) than stack,
! // reduce stack to that tab count
! while ($this->stack->cnt() > $level) {
! $closetag = $this->stack->pop();
! if ($closetag == false) {
! //echo "bounds error in tag stack";
! break;
! }
! $retvar .= "</$closetag>\n";
! }
!
! // if list type isn't the same,
! // back up one more and push new tag
! if ($tag != $this->stack->top()) {
! $closetag = $this->stack->pop();
! $retvar .= "</$closetag><$tag>\n";
! $this->stack->push($tag);
! }
!
! } elseif ($level > $this->stack->cnt()) {
! // we add the diff to the stack
! // stack might be zero
! while ($this->stack->cnt() < $level) {
! $retvar .= "<$tag>\n";
! $this->stack->push($tag);
! if ($this->stack->cnt() > 10) {
! // arbitrarily limit tag nesting
! ExitWiki(gettext ("Stack bounds exceeded in SetHTMLOutputMode"));
! }
! }
!
! } else { // $level == $stack->cnt()
! if ($tag == $this->stack->top()) {
! return; // same tag? -> nothing to do
! } else {
! // different tag - close old one, add new one
! $closetag = $this->stack->pop();
! $retvar .= "</$closetag>\n";
! $retvar .= "<$tag>\n";
! $this->stack->push($tag);
! }
! }
!
!
! } else { // unknown $tagtype
! ExitWiki ("Passed bad tag type value in SetHTMLOutputMode");
! }
!
! return $retvar;
! }
! // end SetHTMLMode
!
!
! // work horse and main loop
! // this function does the transform from wiki markup to HTML
! function do_transform($html, $content)
! {
! global $FieldSeparator;
!
! $this->content = $content;
!
! // Loop over all lines of the page and apply transformation rules
! $numlines = count($this->content);
! for ($lnum = 0; $lnum < $numlines; $lnum++)
! {
! $this->tokencounter = 0;
! $this->replacements = array();
! $this->linenumber = $lnum;
! $line = $this->content[$lnum];
!
! // blank lines clear the current mode
! if (!strlen($line) || $line == "\r") {
! $html .= $this->SetHTMLMode('', ZERO_LEVEL, 0);
! continue;
! }
!
! $this->mode_set = 0;
!
! // main loop applying all registered functions
! // tokenizers, markup, html mode, ...
! // functions are executed in order of registering
! for ($func = 0; $func < count($this->trfrm_func); $func++) {
! // if HTMLmode is already set then skip all following
! // WT_MODE_MARKUP functions
! if ($this->mode_set &&
! ($this->trfrm_func[$func][0] == WT_MODE_MARKUP)) {
! continue;
! }
! // call registered function
! $line = $this->trfrm_func[$func][1]($line, $this);
! }
!
! // Replace tokens ($replacements was filled by wtt_* functions)
! for ($i = 0; $i < $this->tokencounter; $i++) {
! $line = str_replace($FieldSeparator.$FieldSeparator.$i.$FieldSeparator, $this->replacements[$i], $line);
! }
!
! $html .= $line . "\n";
! }
! // close all tags
! $html .= $this->SetHTMLMode('', ZERO_LEVEL, 0);
!
! return $html;
! }
! // end do_transfrom()
!
! }
! // end class WikiTransform
!
!
! //////////////////////////////////////////////////////////
!
! $transform = new WikiTransform;
!
! // register functions
! // functions are applied in order of registering
!
! $transform->register(WT_TOKENIZER, 'wtt_bracketlinks');
! $transform->register(WT_TOKENIZER, 'wtt_urls');
! $transform->register(WT_TOKENIZER, 'wtt_bumpylinks');
!
! $transform->register(WT_SIMPLE_MARKUP, 'wtm_htmlchars');
! $transform->register(WT_SIMPLE_MARKUP, 'wtm_hr');
! $transform->register(WT_SIMPLE_MARKUP, 'wtm_linebreak');
! $transform->register(WT_SIMPLE_MARKUP, 'wtm_bold_italics');
! $transform->register(WT_SIMPLE_MARKUP, 'wtm_title_search');
! $transform->register(WT_SIMPLE_MARKUP, 'wtm_fulltext_search');
! $transform->register(WT_SIMPLE_MARKUP, 'wtm_mostpopular');
!
! $transform->register(WT_MODE_MARKUP, 'wtm_list_ul');
! $transform->register(WT_MODE_MARKUP, 'wtm_list_ol');
! $transform->register(WT_MODE_MARKUP, 'wtm_list_dl');
! $transform->register(WT_MODE_MARKUP, 'wtm_preformatted');
! $transform->register(WT_MODE_MARKUP, 'wtm_headings');
! $transform->register(WT_MODE_MARKUP, 'wtm_paragraph');
!
! $html = $transform->do_transform($html, $pagehash['content']);
!
!
! /*
! Requirements for functions registered to WikiTransform:
!
! Signature: function wtm_xxxx($line, &$transform)
!
! $line ... current line containing wiki markup
! (Note: it may already contain HTML from other transform functions)
! &$transform ... WikiTransform object -- public variables of this
! object and their use see above.
!
! Functions have to return $line (doesn't matter if modified or not)
! All conversion should take place inside $line.
!
! Tokenizer functions should use $transform->replacements to store
! the replacement strings. Also, they have to keep track of
! $transform->tokencounter. See functions below. Back substitution
! of tokenized strings is done by do_transform().
! */
!
!
!
! //////////////////////////////////////////////////////////
! // Tokenizer functions
!
! // helper function which does actual tokenizing and is
! // called by other wtt_* functions
! function wt_tokenize($str, $pattern, &$orig, &$ntokens) {
global $FieldSeparator;
// Find any strings in $str that match $pattern and
***************
*** 19,258 ****
! // Prepare replacements for references [\d+]
! for ($i = 1; $i < (NUM_LINKS + 1); $i++) {
! if (! empty($pagehash['refs'][$i])) {
! if (preg_match("/($InlineImages)$/i", $pagehash['refs'][$i])) {
! // embed images
! $embedded[$i] = LinkImage($pagehash['refs'][$i]);
! } else {
! // ordinary link
! $embedded[$i] = LinkURL($pagehash['refs'][$i], "[$i]");
! }
}
- }
!
! // only call these once, for efficiency
! $quick_search_box = RenderQuickSearch();
! $full_search_box = RenderFullSearch();
! $most_popular_list = RenderMostPopular();
!
!
! // Loop over all lines of the page and apply transformation rules
! $numlines = count($pagehash["content"]);
!
! for ($index = 0; $index < $numlines; $index++) {
! unset($tokens);
! unset($replacements);
! $ntokens = 0;
! $replacements = array();
!
! $tmpline = $pagehash['content'][$index];
!
! if (!strlen($tmpline) || $tmpline == "\r") {
! // this is a blank line, send <p>
! $html .= SetHTMLOutputMode('', ZERO_LEVEL, 0);
! continue;
! }
!
! /* If your web server is not accessble to the general public, you may
! allow this code below, which allows embedded HTML. If just anyone can reach
! your web server it is highly advised that you do not allow this.
!
! elseif (preg_match("/(^\|)(.*)/", $tmpline, $matches)) {
! // HTML mode
! $html .= SetHTMLOutputMode("", ZERO_LEVEL, 0);
! $html .= $matches[2];
! continue;
}
- */
- //////////////////////////////////////////////////////////
- // New linking scheme: links are in brackets. This will
- // emulate typical HTML linking as well as Wiki linking.
-
- // First need to protect [[.
- $oldn = $ntokens;
- $tmpline = tokenize($tmpline, '\[\[', $replacements, $ntokens);
- while ($oldn < $ntokens)
- $replacements[$oldn++] = '[';
-
- // Now process the [\d+] links which are numeric references
- $oldn = $ntokens;
- $tmpline = tokenize($tmpline, '\[\s*\d+\s*\]', $replacements, $ntokens);
- while ($oldn < $ntokens) {
- $num = (int) substr($replacements[$oldn], 1);
- if (! empty($embedded[$num]))
- $replacements[$oldn] = $embedded[$num];
- $oldn++;
- }
! // match anything else between brackets
! $oldn = $ntokens;
! $tmpline = tokenize($tmpline, '\[.+?\]', $replacements, $ntokens);
! while ($oldn < $ntokens) {
! $link = ParseAndLink($replacements[$oldn]);
! $replacements[$oldn] = $link['link'];
! $oldn++;
! }
!
! //////////////////////////////////////////////////////////
! // replace all URL's with tokens, so we don't confuse them
! // with Wiki words later. Wiki words in URL's break things.
! // URLs preceeded by a '!' are not linked
!
! $tmpline = tokenize($tmpline, "!?\b($AllowedProtocols):[^\s<>\[\]\"'()]*[^\s<>\[\]\"'(),.?]", $replacements, $ntokens);
! while ($oldn < $ntokens) {
! if($replacements[$oldn][0] == '!')
! $replacements[$oldn] = substr($replacements[$oldn], 1);
else
! $replacements[$oldn] = LinkURL($replacements[$oldn]);
! $oldn++;
}
! //////////////////////////////////////////////////////////
! // Link Wiki words
! // Wikiwords preceeded by a '!' are not linked
!
! $oldn = $ntokens;
! $tmpline = tokenize($tmpline, "!?$WikiNameRegexp", $replacements, $ntokens);
! while ($oldn < $ntokens) {
! $old = $replacements[$oldn];
if ($old[0] == '!') {
! $replacements[$oldn] = substr($old,1);
} elseif (IsWikiPage($dbi, $old)) {
! $replacements[$oldn] = LinkExistingWikiWord($old);
} else {
! $replacements[$oldn] = LinkUnknownWikiWord($old);
}
! $oldn++;
}
! //////////////////////////////////////////////////////////
! // escape HTML metachars
! $tmpline = str_replace('&', '&', $tmpline);
! $tmpline = str_replace('>', '>', $tmpline);
! $tmpline = str_replace('<', '<', $tmpline);
- // four or more dashes to <hr>
- $tmpline = ereg_replace("^-{4,}", '<hr>', $tmpline);
! // %%% are linebreaks
! $tmpline = str_replace('%%%', '<br>', $tmpline);
! // bold italics (old way)
! $tmpline = preg_replace("|(''''')(.*?)(''''')|",
! "<strong><em>\\2</em></strong>", $tmpline);
! // bold (old way)
! $tmpline = preg_replace("|(''')(.*?)(''')|",
! "<strong>\\2</strong>", $tmpline);
! // bold
! $tmpline = preg_replace("|(__)(.*?)(__)|",
! "<strong>\\2</strong>", $tmpline);
! // italics
! $tmpline = preg_replace("|('')(.*?)('')|",
! "<em>\\2</em>", $tmpline);
- //////////////////////////////////////////////////////////
- // unordered, ordered, and dictionary list (using TAB)
! if (preg_match("/(^\t+)(.*?)(:\t)(.*$)/", $tmpline, $matches)) {
! // this is a dictionary list (<dl>) item
! $numtabs = strlen($matches[1]);
! $html .= SetHTMLOutputMode('dl', NESTED_LEVEL, $numtabs);
! $tmpline = '';
! if(trim($matches[2]))
! $tmpline = '<dt>' . $matches[2];
! $tmpline .= '<dd>' . $matches[4];
!
! } elseif (preg_match("/(^\t+)(\*|\d+|#)/", $tmpline, $matches)) {
! // this is part of a list (<ul>, <ol>)
! $numtabs = strlen($matches[1]);
! if ($matches[2] == '*') {
! $listtag = 'ul';
! } else {
! $listtag = 'ol'; // a rather tacit assumption. oh well.
! }
! $tmpline = preg_replace("/^(\t+)(\*|\d+|#)/", "", $tmpline);
! $html .= SetHTMLOutputMode($listtag, NESTED_LEVEL, $numtabs);
! $html .= '<li>';
! //////////////////////////////////////////////////////////
! // tabless markup for unordered, ordered, and dictionary lists
! // ul/ol list types can be mixed, so we only look at the last
! // character. Changes e.g. from "**#*" to "###*" go unnoticed.
! // and wouldn't make a difference to the HTML layout anyway.
!
! // unordered lists <UL>: "*"
! } elseif (preg_match("/^([#*]*\*)[^#]/", $tmpline, $matches)) {
! // this is part of an unordered list
! $numtabs = strlen($matches[1]);
! $tmpline = preg_replace("/^([#*]*\*)/", '', $tmpline);
! $html .= SetHTMLOutputMode('ul', NESTED_LEVEL, $numtabs);
! $html .= '<li>';
!
! // ordered lists <OL>: "#"
! } elseif (preg_match("/^([#*]*\#)/", $tmpline, $matches)) {
! // this is part of an ordered list
! $numtabs = strlen($matches[1]);
! $tmpline = preg_replace("/^([#*]*\#)/", "", $tmpline);
! $html .= SetHTMLOutputMode('ol', NESTED_LEVEL, $numtabs);
! $html .= '<li>';
!
! // definition lists <DL>: ";text:text"
! } elseif (preg_match("/(^;+)(.*?):(.*$)/", $tmpline, $matches)) {
! // this is a dictionary list item
! $numtabs = strlen($matches[1]);
! $html .= SetHTMLOutputMode('dl', NESTED_LEVEL, $numtabs);
! $tmpline = '';
! if(trim($matches[2]))
! $tmpline = '<dt>' . $matches[2];
! $tmpline .= '<dd>' . $matches[3];
- //////////////////////////////////////////////////////////
- // remaining modes: preformatted text, headings, normal text
! } elseif (preg_match("/^\s+/", $tmpline)) {
! // this is preformatted text, i.e. <pre>
! $html .= SetHTMLOutputMode('pre', ZERO_LEVEL, 0);
- } elseif (preg_match("/^(!{1,3})[^!]/", $tmpline, $whichheading)) {
- // lines starting with !,!!,!!! are headings
- if($whichheading[1] == '!') $heading = 'h3';
- elseif($whichheading[1] == '!!') $heading = 'h2';
- elseif($whichheading[1] == '!!!') $heading = 'h1';
- $tmpline = preg_replace("/^!+/", '', $tmpline);
- $html .= SetHTMLOutputMode($heading, ZERO_LEVEL, 0);
! } else {
! // it's ordinary output if nothing else
! $html .= SetHTMLOutputMode('p', ZERO_LEVEL, 0);
}
!
! $tmpline = str_replace('%%Search%%', $quick_search_box, $tmpline);
! $tmpline = str_replace('%%Fullsearch%%', $full_search_box, $tmpline);
! $tmpline = str_replace('%%Mostpopular%%', $most_popular_list, $tmpline);
! if(defined('WIKI_ADMIN') && strstr($tmpline, '%%ADMIN-'))
! $tmpline = ParseAdminTokens($tmpline);
- ///////////////////////////////////////////////////////
- // Replace tokens
! for ($i = 0; $i < $ntokens; $i++)
! $tmpline = str_replace($FieldSeparator.$FieldSeparator.$i.$FieldSeparator, $replacements[$i], $tmpline);
! $html .= $tmpline . "\n";
}
! $html .= SetHTMLOutputMode('', ZERO_LEVEL, 0);
?>
--- 274,495 ----
! // New linking scheme: links are in brackets. This will
! // emulate typical HTML linking as well as Wiki linking.
! function wtt_bracketlinks($line, &$trfrm)
! {
! // protecting [[
! $n = $ntok = $trfrm->tokencounter;
! $line = wt_tokenize($line, '\[\[', $trfrm->replacements, $ntok);
! while ($n < $ntok) {
! $trfrm->replacements[$n++] = '[';
}
! // match anything else between brackets
! $line = wt_tokenize($line, '\[.+?\]', $trfrm->replacements, $ntok);
! while ($n < $ntok) {
! $link = ParseAndLink($trfrm->replacements[$n]);
! $trfrm->replacements[$n++] = $link['link'];
}
+ $trfrm->tokencounter = $ntok;
+ return $line;
+ }
! // replace all URL's with tokens, so we don't confuse them
! // with Wiki words later. Wiki words in URL's break things.
! // URLs preceeded by a '!' are not linked
! function wtt_urls($line, &$trfrm)
! {
! global $AllowedProtocols;
!
! $n = $ntok = $trfrm->tokencounter;
! $line = wt_tokenize($line, "!?\b($AllowedProtocols):[^\s<>\[\]\"'()]*[^\s<>\[\]\"'(),.?]", $trfrm->replacements, $ntok);
! while ($n < $ntok) {
! if($trfrm->replacements[$n][0] == '!')
! $trfrm->replacements[$n] = substr($trfrm->replacements[$n], 1);
else
! $trfrm->replacements[$n] = LinkURL($trfrm->replacements[$n]);
! $n++;
}
+
+ $trfrm->tokencounter = $ntok;
+ return $line;
+ }
! // Link Wiki words (BumpyText)
! // Wikiwords preceeded by a '!' are not linked
! function wtt_bumpylinks($line, &$trfrm)
! {
! global $WikiNameRegexp, $dbi;
!
! $n = $ntok = $trfrm->tokencounter;
! $line = wt_tokenize($line, "!?$WikiNameRegexp", $trfrm->replacements, $ntok);
! while ($n < $ntok) {
! $old = $trfrm->replacements[$n];
if ($old[0] == '!') {
! $trfrm->replacements[$n] = substr($old,1);
} elseif (IsWikiPage($dbi, $old)) {
! $trfrm->replacements[$n] = LinkExistingWikiWord($old);
} else {
! $trfrm->replacements[$n] = LinkUnknownWikiWord($old);
}
! $n++;
}
+ $trfrm->tokencounter = $ntok;
+ return $line;
+ }
! // end of tokenizer functions
! //////////////////////////////////////////////////////////
! //////////////////////////////////////////////////////////
! // basic simple markup functions
! // escape HTML metachars
! function wtm_htmlchars($line, &$transformer)
! {
! $line = str_replace('&', '&', $line);
! $line = str_replace('>', '>', $line);
! $line = str_replace('<', '<', $line);
! return($line);
! }
! // four or more dashes to <hr>
! function wtm_hr($line, &$transformer) {
! return ereg_replace("^-{4,}", '<hr>', $line);
! }
! // %%% are linebreaks
! function wtm_linebreak($line, &$transformer) {
! return str_replace('%%%', '<br>', $line);
! }
! // bold and italics
! function wtm_bold_italics($line, &$transformer) {
! $line = preg_replace('|(__)(.*?)(__)|', '<strong>\2</strong>', $line);
! $line = preg_replace("|('')(.*?)('')|", '<em>\2</em>', $line);
! return $line;
! }
! //////////////////////////////////////////////////////////
! // some tokens to be replaced by (dynamic) content
+ // wiki token: title search dialog
+ function wtm_title_search($line, &$transformer) {
+ global $ScriptUrl;
+ if (strpos($line, '%%Search%%') !== false) {
+ $html = "<form action=\"$ScriptUrl\">\n" .
+ "<input type=text size=30 name=search>\n" .
+ "<input type=submit value=\"". gettext("Search") .
+ "\"></form>\n";
+ $line = str_replace('%%Search%%', $html, $line);
+ }
+ return $line;
+ }
! // wiki token: fulltext search dialog
! function wtm_fulltext_search($line, &$transformer) {
! global $ScriptUrl;
! if (strpos($line, '%%Fullsearch%%') !== false) {
! $html = "<form action=\"$ScriptUrl\">\n" .
! "<input type=text size=30 name=full\n" .
! "<input type=submit value=\"". gettext("Search") .
! "\"></form>\n";
! $line = str_replace('%%Fullsearch%%', $html, $line);
! }
! return $line;
! }
+ // wiki token: mostpopular list
+ function wtm_mostpopular($line, &$transformer) {
+ global $ScriptUrl, $dbi;
+ if (strpos($line, '%%Mostpopular%%') !== false) {
+ $query = InitMostPopular($dbi, MOST_POPULAR_LIST_LENGTH);
+ $html = "<DL>\n";
+ while ($qhash = MostPopularNextMatch($dbi, $query)) {
+ $html .= "<DD>$qhash[hits] ... " . LinkExistingWikiWord($qhash['pagename']) . "\n";
+ }
+ $html .= "</DL>\n";
+ $line = str_replace('%%Mostpopular%%', $html, $line);
+ }
+ return $line;
+ }
! //////////////////////////////////////////////////////////
! // mode markup functions
! // tabless markup for unordered, ordered, and dictionary lists
! // ul/ol list types can be mixed, so we only look at the last
! // character. Changes e.g. from "**#*" to "###*" go unnoticed.
! // and wouldn't make a difference to the HTML layout anyway.
!
! // unordered lists <UL>: "*"
! // has to be registereed before list OL
! function wtm_list_ul($line, &$trfrm) {
! if (preg_match("/^([#*]*\*)[^#]/", $line, $matches)) {
! $numtabs = strlen($matches[1]);
! $line = preg_replace("/^([#*]*\*)/", '', $line);
! $html = $trfrm->SetHTMLMode('ul', NESTED_LEVEL, $numtabs) . '<li>';
! $line = $html . $line;
}
! return $line;
! }
+ // ordered lists <OL>: "#"
+ function wtm_list_ol($line, &$trfrm) {
+ if (preg_match("/^([#*]*\#)/", $line, $matches)) {
+ $numtabs = strlen($matches[1]);
+ $line = preg_replace("/^([#*]*\#)/", "", $line);
+ $html = $trfrm->SetHTMLMode('ol', NESTED_LEVEL, $numtabs) . '<li>';
+ $line = $html . $line;
+ }
+ return $line;
+ }
! // definition lists <DL>: ";text:text"
! function wtm_list_dl($line, &$trfrm) {
! if (preg_match("/(^;+)(.*?):(.*$)/", $line, $matches)) {
! $numtabs = strlen($matches[1]);
! $line = $trfrm->SetHTMLMode('dl', NESTED_LEVEL, $numtabs);
! if(trim($matches[2]))
! $line = '<dt>' . $matches[2];
! $line .= '<dd>' . $matches[3];
! }
! return $line;
! }
+ // mode: preformatted text, i.e. <pre>
+ function wtm_preformatted($line, &$trfrm) {
+ if (preg_match("/^\s+/", $line)) {
+ $line = $trfrm->SetHTMLMode('pre', ZERO_LEVEL, 0) . $line;
+ }
+ return $line;
+ }
! // mode: headings, i.e. <h1>, <h2>, <h3>
! // lines starting with !,!!,!!! are headings
! function wtm_headings($line, &$trfrm) {
! if (preg_match("/^(!{1,3})[^!]/", $line, $whichheading)) {
! if($whichheading[1] == '!') $heading = 'h3';
! elseif($whichheading[1] == '!!') $heading = 'h2';
! elseif($whichheading[1] == '!!!') $heading = 'h1';
! $line = preg_replace("/^!+/", '', $line);
! $line = $trfrm->SetHTMLMode($heading, ZERO_LEVEL, 0) . $line;
! }
! return $line;
}
! // default mode: simple text paragraph
! function wtm_paragraph($line, &$trfrm) {
! $line = $trfrm->SetHTMLMode('p', ZERO_LEVEL, 0) . $line;
! return $line;
! }
?>
|
