Révision ca0757b9
Ajouté par Assos Assos il y a plus de 9 ans
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* value of the iCal feeds created by Date iCal. It's primarily used for |
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* debugging. |
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*/ |
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define('DATE_ICAL_VERSION', '3.2');
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define('DATE_ICAL_VERSION', '3.3');
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/** |
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* Exception class for generic exceptions thrown by this module. |
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/** |
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* Reformats the provided text to be compliant with the iCal spec. |
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* |
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* If the text contains HTML tags, those tags will be stripped (with <p> tags |
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* converted to "\n\n" and link tags converted to footnotes), and uneeded |
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* whitespace will be cleaned up. |
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* If the text contains HTML tags, those tags will be stripped. Paragraph, |
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* heading, and div tags will be replaced with newlines. |
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* |
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* @param string $text |
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* The text to be sanitized. |
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*/ |
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function date_ical_sanitize_text($text = '') {
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// Use Drupal's built-in HTML to Text converter, which does a mostly
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// adequate job of making the text iCal-compliant.
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$text = trim(drupal_html_to_text($text));
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// Replace instances of more than one space with exactly one space. This |
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// cleans up the whitespace mess that drupal_html_to_text() leaves behind.
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$text = preg_replace("/ +/", " ", $text);
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// The call to drupal_html_to_text() above converted <p> to \n\n, and also
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// shoved a \n into the string every 80 characters. We don't want those
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// single \n's lying around, because iCalcreator will properly "fold" long
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// text fields for us. So, we need to remove all instances of \n which
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// are neither immediately preceeded, nor followed, by another \n. |
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// However, \n's which are followed immediately by a > character should
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// remain, because of how drupal_html_to_text() converts <blockquote>.
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$text = preg_replace("/(?<!\n)\n(?![\n\>])/", " ", $text);
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return $text;
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// HTML tags may get converted to < and such by the View code, so we need
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// to convert them back to HTML so we can remove them with strip_tags().
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$text = decode_entities($text);
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// Convert <p> tags to double newlines.
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$text = trim(preg_replace("/<p.*?>/i", "\n\n", $text));
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// Separate heading tags from the text around them in both directions.
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$text = trim(preg_replace("/<\\?h\d.*?>/i", "\n\n", $text));
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// Add a newline for each <div>.
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$text = trim(preg_replace("/<div.*?>/i", "\n", $text));
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// Strip the remaining HTML.
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$text = strip_tags($text);
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// Remove newlines added at the beginning.
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return trim($text);
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} |
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/** |
Formats disponibles : Unified diff
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