JcDenis/enhancePostContent
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enhancePostContent/inc/lib.epc.php

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<?php
# -- BEGIN LICENSE BLOCK ----------------------------------
#
# This file is part of enhancePostContent, a plugin for Dotclear 2.
#
# Copyright (c) 2009-2013 Jean-Christian Denis and contributors
# contact@jcdenis.fr http://jcd.lv
#
# Licensed under the GPL version 2.0 license.
# A copy of this license is available in LICENSE file or at
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
#
# -- END LICENSE BLOCK ------------------------------------
# l10n
__('Tag');__('Search');__('Acronym');__('Abbreviation');__('Definition');
__('Citation');__('Link');__('Replace');__('Update');__('Twitter');
__('entry excerpt');__('entry content');__('comment content');
__('home page');__('post page');__('category page');__('search results page');
__('atom feeds');__('RSS feeds');
class libEPC
{
#
# Default definition
#
public static function defaultAllowedTplValues()
{
return array(
'entry excerpt' => 'EntryExcerpt',
'entry content' => 'EntryContent',
'comment content' => 'CommentContent',
);
}
public static function blogAllowedTplValues()
{
global $core;
$core->blog->settings->addNamespace('enhancePostContent');
$allowedtplvalues = self::defaultAllowedTplValues();
$rs = @unserialize($core->blog->settings->enhancePostContent->enhancePostContent_allowedtplvalues);
return is_array($rs) ? $rs : $allowedtplvalues;
}
public static function defaultAllowedWidgetValues()
{
global $core;
$rs = array(
'entry excerpt' => array(
'id' => 'entryexcerpt',
'callback' => array('libEPC','widgetContentEntryExcerpt')
),
'entry content' => array(
'id' => 'entrycontent',
'callback' => array('libEPC','widgetContentEntryContent')
),
'comment content' => array(
'id' => 'commentcontent',
'callback' => array('libEPC','widgetContentCommentContent')
)
);
$core->callBehavior('enhancePostContentAllowedWidgetValues',$rs);
return $rs;
}
public static function defaultAllowedPubPages()
{
return array(
'home page' => 'home.html',
'post page' => 'post.html',
'category page' => 'category.html',
'search results page' => 'search.html',
'atom feeds' => 'atom.xml',
'RSS feeds' => 'rss2.xml'
);
}
public static function blogAllowedPubPages()
{
global $core;
$core->blog->settings->addNamespace('enhancePostContent');
$allowedpubpages = self::defaultAllowedPubPages();
$rs = @unserialize($core->blog->settings->enhancePostContent->enhancePostContent_allowedpubpages);
return is_array($rs) ? $rs : $allowedpubpages;
}
public static function defaultFilters()
{
global $core;
$filters = array(
'Tag' => array(
'id' => 'tag',
'publicContentFilter' => array('libEPC','publicContentFilterTag'),
'widgetListFilter' => array('libEPC','widgetListTag'),
'help' => __('Highlight tags of your blog.'),
'has_list' => false,
'htmltag' => 'a',
'class' => array('a.epc-tag'),
'replace' => '<a class="epc-tag" href="%s" title="'.__('Tag').'">%s</a>',
'widget' => '<a href="%s" title="'.__('Tag').'">%s</a>',
'nocase' => false,
'plural' => false,
'limit' => 0,
'style' => array('text-decoration: none; border-bottom: 3px double #CCCCCC;'),
'notag' => 'a,h1,h2,h3',
'tplValues' => array('EntryContent'),
'pubPages' => array('post.html')
),
'Search' => array(
'id' => 'search',
'publicContentFilter' => array('libEPC','publicContentFilterSearch'),
'help' => __('Highlight searched words.'),
'has_list' => false,
'htmltag' => '',
'class' => array('span.epc-search'),
'replace' => '<span class="epc-search" title="'.__('Search').'">%s</span>',
'nocase' => true,
'plural' => true,
'limit' => 0,
'style' => array('color: #FFCC66;'),
'notag' => 'h1,h2,h3',
'tplValues' => array('EntryContent'),
'pubPages' => array('search.html')
),
'Acronym' => array(
'id' => 'acronym',
'publicContentFilter' => array('libEPC','publicContentFilterAcronym'),
'widgetListFilter' => array('libEPC','widgetListAcronym'),
'help' => __('Explain some acronyms. First term of the list is the acornym and second term the explanation.'),
'has_list' => true,
'htmltag' => 'acronym',
'class' => array('acronym.epc-acronym'),
'replace' => '<acronym class="epc-acronym" title="%s">%s</acronym>',
'widget' => '<acronym title="%s">%s</acronym>',
'nocase' => false,
'plural' => false,
'limit' => 0,
'style' => array('font-weight: bold;'),
'notag' => 'a,acronym,abbr,dfn,h1,h2,h3',
'tplValues' => array('EntryContent'),
'pubPages' => array('post.html'),
),
'Abbreviation' => array(
'id' => 'abbreviation',
'publicContentFilter' => array('libEPC','publicContentFilterAbbreviation'),
'widgetListFilter' => array('libEPC','widgetListAbbreviation'),
'help' => __('Explain some abbreviation. First term of the list is the abbreviation and second term the explanation.'),
'has_list' => true,
'htmltag' => 'a',
'class' => array('abbr.epc-abbr'),
'replace' => '<abbr class="epc-abbr" title="%s">%s</abbr>',
'widget' => '<abbr title="%s">%s</abbr>',
'nocase' => false,
'plural' => false,
'limit' => 0,
'style' => array('font-weight: bold;'),
'notag' => 'a,acronym,abbr,dfn,h1,h2,h3',
'tplValues' => array('EntryContent'),
'pubPages' => array('post.html'),
),
'Definition' => array(
'id' => 'definition',
'publicContentFilter' => array('libEPC','publicContentFilterDefinition'),
'widgetListFilter' => array('libEPC','widgetListDefinition'),
'help' => __('Explain some definition. First term of the list is the sample to define and second term the explanation.'),
'has_list' => true,
'htmltag' => 'dfn',
'class' => array('dfn.epc-dfn'),
'replace' => '<dfn class="epc-dfn" title="%s">%s</dfn>',
'widget' => '<dfn class="epc-dfn" title="%s">%s</dfn>',
'nocase' => false,
'plural' => false,
'limit' => 0,
'style' => array('font-weight: bold;'),
'notag' => 'a,acronym,abbr,dfn,h1,h2,h3',
'tplValues' => array('EntryContent'),
'pubPages' => array('post.html'),
),
'Citation' => array(
'id' => 'citation',
'publicContentFilter' => array('libEPC','publicContentFilterCitation'),
'widgetListFilter' => array('libEPC','widgetListCitation'),
'help' => __('Highlight citation of people. First term of the list is the citation and second term the author.'),
'has_list' => true,
'htmltag' => 'cite',
'class' => array('cite.epc-cite'),
'replace' => '<cite class="epc-cite" title="%s">%s</cite>',
'widget' => '<cite title="%s">%s</cite>',
'nocase' => true,
'plural' => false,
'limit' => 0,
'style' => array('font-style: italic;'),
'notag' => 'a,h1,h2,h3',
'tplValues' => array('EntryContent'),
'pubPages' => array('post.html'),
),
'Link' => array(
'id' => 'link',
'publicContentFilter' => array('libEPC','publicContentFilterLink'),
'widgetListFilter' => array('libEPC','widgetListLink'),
'help' => __('Link some words. First term of the list is the term to link and second term the link.'),
'has_list' => true,
'htmltag' => 'a',
'class' => array('a.epc-link'),
'replace' => '<a class="epc-link" title="%s" href="%s">%s</a>',
'widget' => '<a title="%s" href="%s">%s</a>',
'nocase' => false,
'plural' => false,
'limit' => 0,
'style' => array('text-decoration: none; font-style: italic; color: #0000FF;'),
'notag' => 'a,h1,h2,h3',
'tplValues' => array('EntryContent'),
'pubPages' => array('post.html'),
),
'Replace' => array(
'id' => 'replace',
'publicContentFilter' => array('libEPC','publicContentFilterReplace'),
'help' => __('Replace some text. First term of the list is the text to replace and second term the replacement.'),
'has_list' => true,
'htmltag' => '',
'class' => array('span.epc-replace'),
'replace' => '<span class="epc-replace">%s</span>',
'nocase' => true,
'plural' => true,
'limit' => 0,
'style' => array('font-style: italic;'),
'notag' => 'h1,h2,h3',
'tplValues' => array('EntryContent'),
'pubPages' => array('post.html'),
),
'Update' => array(
'id' => 'update',
'publicContentFilter' => array('libEPC','publicContentFilterUpdate'),
'help' => __('Update and show terms. First term of the list is the term to update and second term the new term.'),
'has_list' => true,
'htmltag' => 'del,ins',
'class' => array('del.epc-update','ins.epc-update'),
'replace' => '<del class="epc-update">%s</del> <ins class="epc-update">%s</ins>',
'nocase' => true,
'plural' => true,
'limit' => 0,
'style' => array('text-decoration: line-through;','font-style: italic;'),
'notag' => 'h1,h2,h3',
'tplValues' => array('EntryContent'),
'pubPages' => array('post.html'),
),
'Twitter' => array(
'id' => 'twitter',
'publicContentFilter' => array('libEPC','publicContentFilterTwitter'),
'help' => __('Add link to twitter user page. Every word started with "@" will be considered as twitter user.'),
'has_list' => false,
'htmltag' => 'a',
'class' => array('a.epc-twitter'),
'replace' => '<a class="epc-twitter" title="'.__("View this user's twitter page").'" href="%s">%s</a>',
'nocase' => false,
'plural' => false,
'limit' => 0,
'style' => array('text-decoration: none; font-weight: bold; font-style: italic; color: #0000FF;'),
'notag' => 'a,h1,h2,h3',
'tplValues' => array('EntryContent'),
'pubPages' => array('post.html')
)
);
$core->callBehavior('enhancePostContentDefaultFilters',$filters);
return $filters;
}
public static function blogFilters($one=null)
{
global $core;
$core->blog->settings->addNamespace('enhancePostContent');
$filters = self::defaultFilters();
foreach($filters as $name => $filter)
{
# Parse filters options
$ns = 'enhancePostContent_'.$name;
$opt[$name] = @unserialize($core->blog->settings->enhancePostContent->$ns);
if (!is_array($opt[$name]))
{
$opt[$name] = array();
}
if (isset($opt[$name]['nocase']))
{
$filters[$name]['nocase'] = (boolean) $opt[$name]['nocase'];
}
if (isset($opt[$name]['plural']))
{
$filters[$name]['plural'] = (boolean) $opt[$name]['plural'];
}
if (isset($opt[$name]['limit']))
{
$filters[$name]['limit'] = abs((integer) $opt[$name]['limit']);
}
if (isset($opt[$name]['style']) && is_array($opt[$name]['style']))
{
$filters[$name]['style'] = (array) $opt[$name]['style'];
}
if (isset($opt[$name]['notag']))
{
$filters[$name]['notag'] = (string) $opt[$name]['notag'];
}
if (isset($opt[$name]['tplValues']))
{
$filters[$name]['tplValues'] = (array) $opt[$name]['tplValues'];
}
if (isset($opt[$name]['pubPages']))
{
$filters[$name]['pubPages'] = (array) $opt[$name]['pubPages'];
}
}
$core->callBehavior('enhancePostContentBlogFilters',$filters);
return $filters;
}
public static function testContext($tag,$args,$opt)
{
return
isset($opt['pubPages'])
&& is_array($opt['pubPages'])
&& in_array($GLOBALS['_ctx']->current_tpl,$opt['pubPages'])
&& isset($opt['tplValues'])
&& is_array($opt['tplValues'])
&& in_array($tag,$opt['tplValues'])
&& $args[0] != '' //content
&& !$args[2] // remove html
;
}
public static function replaceString($p,$r,$s,$filter,$before='\b',$after='\b')
{
# Limit
if ($filter['limit'] > 0)
{
$l = isset($GLOBALS['epcFilterLimit'][$filter['id']][$p]) ? $GLOBALS['epcFilterLimit'][$filter['id']][$p] : $filter['limit'];
if ($l < 1) return $s;
} else {
$l = -1;
}
# Case sensitive
$i = $filter['nocase'] ? 'i' : '';
# Plural
$x = $filter['plural'] ? $p.'s|'.$p : $p;
# Mark words
$s = preg_replace('#('.$before.')('.$x.')('.$after.')#s'.$i,'$1<><31><EFBFBD><EFBFBD><EFBFBD>$2<><32><EFBFBD><EFBFBD><EFBFBD>$3',$s,-1,$count);
# Nothing to parse
if (!$count) return $s;
# Remove words that are into unwanted html tags
$tags = '';
$ignore_tags = array_merge(self::decodeTags($filter['htmltag']),self::decodeTags($filter['notag']));
if (is_array($ignore_tags) && !empty($ignore_tags))
{
$tags = implode('|',$ignore_tags);
}
if (!empty($tags))
{
$s = preg_replace_callback('#(<('.$tags.')[^>]*?>)(.*?)(</\\2>)#s',array('libEPC','removeTags'),$s);
}
# Remove words inside html tag (class, title, alt, href, ...)
$s = preg_replace('#(<28><><EFBFBD><EFBFBD><EFBFBD>('.$p.'(s|))<29><><EFBFBD><EFBFBD><EFBFBD>)(?=[^<]+>)#s'.$i,'$2$4',$s);
# Replace words by what you want (with limit)
$s = preg_replace('#<23><><EFBFBD><EFBFBD><EFBFBD>('.$p.'(s|))<29><><EFBFBD><EFBFBD><EFBFBD>#s'.$i,$r,$s,$l,$count);
# update limit
$GLOBALS['epcFilterLimit'][$filter['id']][$p] = $l - $count;
# Clean rest
return $s = preg_replace('#<23><><EFBFBD><EFBFBD><EFBFBD>(.*?)<29><><EFBFBD><EFBFBD><EFBFBD>#s','$1',$s);
}
public static function matchString($p,$r,$s,$filter,$before='\b',$after='\b')
{
# Case sensitive
$i = $filter['nocase'] ? 'i' : '';
# Plural
$x = $filter['plural'] ? $p.'s|'.$p : $p;
# Mark words
$t = preg_match_all('#'.$before.'('.$x.')'.$after.'#s'.$i,$s,$matches);
# Nothing to parse
if (!$t) return array('total'=>0,'matches'=>array());
# Build array
$m = array();
$loop=0;
foreach($matches[1] as $match)
{
$m[$loop]['key'] = $match;
$m[$loop]['match'] = preg_replace('#('.$p.'(s|))#s'.$i,$r,$match,-1,$count);
$m[$loop]['num'] = $count;
$loop++;
}
return array('total'=>$t,'matches'=>$m);
}
public static function quote($s)
{
return preg_quote($s,'#');
}
public static function removeTags($m)
{
return $m[1].preg_replace('#<23><><EFBFBD><EFBFBD><EFBFBD>(?!<21><><EFBFBD><EFBFBD><EFBFBD>)#s','$1',$m[3]).$m[4];
}
public static function decodeTags($t)
{
return preg_match_all('#([A-Za-z0-9]+)#',(string) $t, $m) ? $m[1] : array();
}
public static function implode($a)
{
if (is_string($a)) return $a;
if (!is_array($a)) return array();
$r = '';
foreach($a as $k => $v)
{
$r .= $k.':'.$v.';';
}
return $r;
}
public static function explode($s)
{
if (is_array($s)) return $s;
if (!is_string($s)) return '';
$r = array();
$s = explode(';',(string) $s);
if (!is_array($s)) return array();
foreach($s as $cpl)
{
$cur = explode(':',$cpl);
if (!is_array($cur) || !isset($cur[1])) continue;
$key = html::escapeHTML(trim($cur[0]));
$val = html::escapeHTML(trim($cur[1]));
if (empty($key) || empty($val)) continue;
$r[$key] = $val;
}
return $r;
}
#
# Widgets
#
public static function widgetContentEntryExcerpt($core,$w)
{
global $_ctx;
if (!$_ctx->exists('posts')) return;
$res = '';
while ($_ctx->posts->fetch())
{
$res .= $_ctx->posts->post_excerpt;
}
return $res;
}
public static function widgetContentEntryContent()
{
global $_ctx;
if (!$_ctx->exists('posts')) return;
$res = '';
while ($_ctx->posts->fetch())
{
$res .= $_ctx->posts->post_content;
}
return $res;
}
public static function widgetContentCommentContent()
{
global $core, $_ctx;
if (!$_ctx->exists('posts')) return;
$res = '';
$post_ids = array();
while ($_ctx->posts->fetch())
{
$comments = $core->blog->getComments(array('post_id'=>$_ctx->posts->post_id));
while ($comments->fetch())
{
$res .= $comments->getContent();
}
}
return $res;
}
#
# Filters
#
public static function publicContentFilterTag($core,$filter,$tag,$args)
{
if (!$core->plugins->moduleExists('tags')) return;
$metas = $core->meta->getMetadata(array('meta_type'=>'tag'));
while($metas->fetch())
{
$k = $metas->meta_id;
$args[0] = self::replaceString(
$k,
sprintf($filter['replace'],$core->blog->url.$core->url->getBase('tag').'/'.$k,'\\1'),
$args[0],
$filter
);
}
return;
}
public static function widgetListTag($core,$filter,$content,$w,&$list)
{
if (!$core->plugins->moduleExists('tags')) return;
$metas = $core->meta->getMetadata(array('meta_type'=>'tag'));
while($metas->fetch())
{
$k = $metas->meta_id;
$list[] = self::matchString(
$k,
sprintf($filter['widget'],$core->blog->url.$core->url->getBase('tag').'/'.$k,'\\1'),
$content,
$filter
);
}
return;
}
public static function publicContentFilterSearch($core,$filter,$tag,$args)
{
if (!isset($GLOBALS['_search'])) return;
$searchs = explode(' ',$GLOBALS['_search']);
foreach($searchs as $k => $v)
{
$args[0] = self::replaceString(
$v,
sprintf($filter['replace'],'\\1'),
$args[0],
$filter
);
}
return;
}
public static function publicContentFilterAcronym($core,$filter,$tag,$args)
{
while($filter['list']->fetch())
{
$k = $filter['list']->epc_key;
$v = $filter['list']->epc_value;
$args[0] = self::replaceString(
$k,
sprintf($filter['replace'],__($v),'\\1'),
$args[0],
$filter
);
}
return;
}
public static function widgetListAcronym($core,$filter,$content,$w,&$list)
{
while($filter['list']->fetch())
{
$k = $filter['list']->epc_key;
$v = $filter['list']->epc_value;
$list[] = self::matchString(
$k,
sprintf($filter['widget'],__($v),'\\1'),
$content,
$filter
);
}
return;
}
public static function publicContentFilterAbbreviation($core,$filter,$tag,$args)
{
while($filter['list']->fetch())
{
$k = $filter['list']->epc_key;
$v = $filter['list']->epc_value;
$args[0] = self::replaceString(
$k,
sprintf($filter['replace'],__($v),'\\1'),
$args[0],
$filter
);
}
return;
}
public static function widgetListAbbreviation($core,$filter,$content,$w,&$list)
{
while($filter['list']->fetch())
{
$k = $filter['list']->epc_key;
$v = $filter['list']->epc_value;
$list[] = self::matchString(
$k,
sprintf($filter['widget'],__($v),'\\1'),
$content,
$filter
);
}
return;
}
public static function publicContentFilterDefinition($core,$filter,$tag,$args)
{
while($filter['list']->fetch())
{
$k = $filter['list']->epc_key;
$v = $filter['list']->epc_value;
$args[0] = self::replaceString(
$k,
sprintf($filter['replace'],__($v),'\\1'),
$args[0],
$filter
);
}
return;
}
public static function widgetListDefinition($core,$filter,$content,$w,&$list)
{
while($filter['list']->fetch())
{
$k = $filter['list']->epc_key;
$v = $filter['list']->epc_value;
$list[] = self::matchString(
$k,
sprintf($filter['widget'],__($v),'\\1'),
$content,
$filter
);
}
return;
}
public static function publicContentFilterCitation($core,$filter,$tag,$args)
{
while($filter['list']->fetch())
{
$k = $filter['list']->epc_key;
$v = $filter['list']->epc_value;
$args[0] = self::replaceString(
$k,
sprintf($filter['replace'],__($v),'\\1'),
$args[0],
$filter
);
}
return;
}
public static function widgetListCitation($core,$filter,$content,$w,&$list)
{
while($filter['list']->fetch())
{
$k = $filter['list']->epc_key;
$v = $filter['list']->epc_value;
$list[] = self::matchString(
$k,
sprintf($filter['widget'],__($v),'\\1'),
$content,
$filter
);
}
return;
}
public static function publicContentFilterLink($core,$filter,$tag,$args)
{
while($filter['list']->fetch())
{
$k = $filter['list']->epc_key;
$v = $filter['list']->epc_value;
$args[0] = self::replaceString(
$k,
sprintf($filter['replace'],'\\1',$v,'\\1'),
$args[0],
$filter
);
}
return;
}
public static function widgetListLink($core,$filter,$content,$w,&$list)
{
while($filter['list']->fetch())
{
$k = $filter['list']->epc_key;
$v = $filter['list']->epc_value;
$list[] = self::matchString(
$k,
sprintf($filter['widget'],$v,$v,'\\1'),
$content,
$filter
);
}
return;
}
public static function publicContentFilterReplace($core,$filter,$tag,$args)
{
while($filter['list']->fetch())
{
$k = $filter['list']->epc_key;
$v = $filter['list']->epc_value;
$args[0] = self::replaceString(
$k,
sprintf($filter['replace'],$v,'\\2'),
$args[0],
$filter
);
}
return;
}
public static function publicContentFilterUpdate($core,$filter,$tag,$args)
{
while($filter['list']->fetch())
{
$k = $filter['list']->epc_key;
$v = $filter['list']->epc_value;
$args[0] = self::replaceString(
$k,
sprintf($filter['replace'],'\\1',$v),
$args[0],
$filter
);
}
return;
}
public static function publicContentFilterTwitter($core,$filter,$tag,$args)
{
$args[0] = self::replaceString(
'[A-Za-z0-9_]{2,}',
sprintf($filter['replace'],'http://twitter.com/\\1','\\1'),
$args[0],
$filter,
'[^@]@','\b'
);
return;
}
}
?>
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