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Diffstat (limited to 'program/include/html.php')
-rw-r--r-- | program/include/html.php | 849 |
1 files changed, 0 insertions, 849 deletions
diff --git a/program/include/html.php b/program/include/html.php deleted file mode 100644 index 8ff685a84..000000000 --- a/program/include/html.php +++ /dev/null @@ -1,849 +0,0 @@ -<?php - -/* - +-----------------------------------------------------------------------+ - | program/include/html.php | - | | - | This file is part of the Roundcube Webmail client | - | Copyright (C) 2005-2011, The Roundcube Dev Team | - | | - | Licensed under the GNU General Public License version 3 or | - | any later version with exceptions for skins & plugins. | - | See the README file for a full license statement. | - | | - | PURPOSE: | - | Helper class to create valid XHTML code | - | | - +-----------------------------------------------------------------------+ - | Author: Thomas Bruederli <roundcube@gmail.com> | - +-----------------------------------------------------------------------+ -*/ - - -/** - * Class for HTML code creation - * - * @package Framework - * @subpackage HTML - */ -class html -{ - protected $tagname; - protected $attrib = array(); - protected $allowed = array(); - protected $content; - - public static $doctype = 'xhtml'; - public static $lc_tags = true; - public static $common_attrib = array('id','class','style','title','align'); - public static $containers = array('iframe','div','span','p','h1','h2','h3','form','textarea','table','thead','tbody','tr','th','td','style','script'); - - /** - * Constructor - * - * @param array $attrib Hash array with tag attributes - */ - public function __construct($attrib = array()) - { - if (is_array($attrib)) { - $this->attrib = $attrib; - } - } - - /** - * Return the tag code - * - * @return string The finally composed HTML tag - */ - public function show() - { - return self::tag($this->tagname, $this->attrib, $this->content, array_merge(self::$common_attrib, $this->allowed)); - } - - /****** STATIC METHODS *******/ - - /** - * Generic method to create a HTML tag - * - * @param string $tagname Tag name - * @param array $attrib Tag attributes as key/value pairs - * @param string $content Optinal Tag content (creates a container tag) - * @param array $allowed_attrib List with allowed attributes, omit to allow all - * @return string The XHTML tag - */ - public static function tag($tagname, $attrib = array(), $content = null, $allowed_attrib = null) - { - if (is_string($attrib)) - $attrib = array('class' => $attrib); - - $inline_tags = array('a','span','img'); - $suffix = $attrib['nl'] || ($content && $attrib['nl'] !== false && !in_array($tagname, $inline_tags)) ? "\n" : ''; - - $tagname = self::$lc_tags ? strtolower($tagname) : $tagname; - if (isset($content) || in_array($tagname, self::$containers)) { - $suffix = $attrib['noclose'] ? $suffix : '</' . $tagname . '>' . $suffix; - unset($attrib['noclose'], $attrib['nl']); - return '<' . $tagname . self::attrib_string($attrib, $allowed_attrib) . '>' . $content . $suffix; - } - else { - return '<' . $tagname . self::attrib_string($attrib, $allowed_attrib) . '>' . $suffix; - } - } - - /** - * - */ - public static function doctype($type) - { - $doctypes = array( - 'html5' => '<!DOCTYPE html>', - 'xhtml' => '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">', - 'xhtml-trans' => '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">', - 'xhtml-strict' => '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">', - ); - - if ($doctypes[$type]) { - self::$doctype = preg_replace('/-\w+$/', '', $type); - return $doctypes[$type]; - } - - return ''; - } - - /** - * Derrived method for <div> containers - * - * @param mixed $attr Hash array with tag attributes or string with class name - * @param string $cont Div content - * @return string HTML code - * @see html::tag() - */ - public static function div($attr = null, $cont = null) - { - if (is_string($attr)) { - $attr = array('class' => $attr); - } - return self::tag('div', $attr, $cont, array_merge(self::$common_attrib, array('onclick'))); - } - - /** - * Derrived method for <p> blocks - * - * @param mixed $attr Hash array with tag attributes or string with class name - * @param string $cont Paragraph content - * @return string HTML code - * @see html::tag() - */ - public static function p($attr = null, $cont = null) - { - if (is_string($attr)) { - $attr = array('class' => $attr); - } - return self::tag('p', $attr, $cont, self::$common_attrib); - } - - /** - * Derrived method to create <img /> - * - * @param mixed $attr Hash array with tag attributes or string with image source (src) - * @return string HTML code - * @see html::tag() - */ - public static function img($attr = null) - { - if (is_string($attr)) { - $attr = array('src' => $attr); - } - return self::tag('img', $attr + array('alt' => ''), null, array_merge(self::$common_attrib, - array('src','alt','width','height','border','usemap','onclick'))); - } - - /** - * Derrived method for link tags - * - * @param mixed $attr Hash array with tag attributes or string with link location (href) - * @param string $cont Link content - * @return string HTML code - * @see html::tag() - */ - public static function a($attr, $cont) - { - if (is_string($attr)) { - $attr = array('href' => $attr); - } - return self::tag('a', $attr, $cont, array_merge(self::$common_attrib, - array('href','target','name','rel','onclick','onmouseover','onmouseout','onmousedown','onmouseup'))); - } - - /** - * Derrived method for inline span tags - * - * @param mixed $attr Hash array with tag attributes or string with class name - * @param string $cont Tag content - * @return string HTML code - * @see html::tag() - */ - public static function span($attr, $cont) - { - if (is_string($attr)) { - $attr = array('class' => $attr); - } - return self::tag('span', $attr, $cont, self::$common_attrib); - } - - /** - * Derrived method for form element labels - * - * @param mixed $attr Hash array with tag attributes or string with 'for' attrib - * @param string $cont Tag content - * @return string HTML code - * @see html::tag() - */ - public static function label($attr, $cont) - { - if (is_string($attr)) { - $attr = array('for' => $attr); - } - return self::tag('label', $attr, $cont, array_merge(self::$common_attrib, array('for'))); - } - - /** - * Derrived method to create <iframe></iframe> - * - * @param mixed $attr Hash array with tag attributes or string with frame source (src) - * @return string HTML code - * @see html::tag() - */ - public static function iframe($attr = null, $cont = null) - { - if (is_string($attr)) { - $attr = array('src' => $attr); - } - return self::tag('iframe', $attr, $cont, array_merge(self::$common_attrib, - array('src','name','width','height','border','frameborder'))); - } - - /** - * Derrived method to create <script> tags - * - * @param mixed $attr Hash array with tag attributes or string with script source (src) - * @param string $cont Javascript code to be placed as tag content - * @return string HTML code - * @see html::tag() - */ - public static function script($attr, $cont = null) - { - if (is_string($attr)) { - $attr = array('src' => $attr); - } - if ($cont) { - if (self::$doctype == 'xhtml') - $cont = "\n/* <![CDATA[ */\n" . $cont . "\n/* ]]> */\n"; - else - $cont = "\n" . $cont . "\n"; - } - - return self::tag('script', $attr + array('type' => 'text/javascript', 'nl' => true), - $cont, array_merge(self::$common_attrib, array('src','type','charset'))); - } - - /** - * Derrived method for line breaks - * - * @return string HTML code - * @see html::tag() - */ - public static function br($attrib = array()) - { - return self::tag('br', $attrib); - } - - /** - * Create string with attributes - * - * @param array $attrib Associative arry with tag attributes - * @param array $allowed List of allowed attributes - * @return string Valid attribute string - */ - public static function attrib_string($attrib = array(), $allowed = null) - { - if (empty($attrib)) { - return ''; - } - - $allowed_f = array_flip((array)$allowed); - $attrib_arr = array(); - foreach ($attrib as $key => $value) { - // skip size if not numeric - if ($key == 'size' && !is_numeric($value)) { - continue; - } - - // ignore "internal" or not allowed attributes - if ($key == 'nl' || ($allowed && !isset($allowed_f[$key])) || $value === null) { - continue; - } - - // skip empty eventhandlers - if (preg_match('/^on[a-z]+/', $key) && !$value) { - continue; - } - - // attributes with no value - if (in_array($key, array('checked', 'multiple', 'disabled', 'selected'))) { - if ($value) { - $attrib_arr[] = $key . '="' . $key . '"'; - } - } - else { - $attrib_arr[] = $key . '="' . self::quote($value) . '"'; - } - } - - return count($attrib_arr) ? ' '.implode(' ', $attrib_arr) : ''; - } - - /** - * Convert a HTML attribute string attributes to an associative array (name => value) - * - * @param string Input string - * @return array Key-value pairs of parsed attributes - */ - public static function parse_attrib_string($str) - { - $attrib = array(); - $regexp = '/\s*([-_a-z]+)=(["\'])??(?(2)([^\2]*)\2|(\S+?))/Ui'; - - preg_match_all($regexp, stripslashes($str), $regs, PREG_SET_ORDER); - - // convert attributes to an associative array (name => value) - if ($regs) { - foreach ($regs as $attr) { - $attrib[strtolower($attr[1])] = html_entity_decode($attr[3] . $attr[4]); - } - } - - return $attrib; - } - - /** - * Replacing specials characters in html attribute value - * - * @param string $str Input string - * - * @return string The quoted string - */ - public static function quote($str) - { - return @htmlspecialchars($str, ENT_COMPAT, RCMAIL_CHARSET); - } -} - - -/** - * Class to create an HTML input field - * - * @package HTML - */ -class html_inputfield extends html -{ - protected $tagname = 'input'; - protected $type = 'text'; - protected $allowed = array( - 'type','name','value','size','tabindex','autocapitalize', - 'autocomplete','checked','onchange','onclick','disabled','readonly', - 'spellcheck','results','maxlength','src','multiple','placeholder', - ); - - /** - * Object constructor - * - * @param array $attrib Associative array with tag attributes - */ - public function __construct($attrib = array()) - { - if (is_array($attrib)) { - $this->attrib = $attrib; - } - - if ($attrib['type']) { - $this->type = $attrib['type']; - } - } - - /** - * Compose input tag - * - * @param string $value Field value - * @param array $attrib Additional attributes to override - * @return string HTML output - */ - public function show($value = null, $attrib = null) - { - // overwrite object attributes - if (is_array($attrib)) { - $this->attrib = array_merge($this->attrib, $attrib); - } - - // set value attribute - if ($value !== null) { - $this->attrib['value'] = $value; - } - // set type - $this->attrib['type'] = $this->type; - return parent::show(); - } -} - -/** - * Class to create an HTML password field - * - * @package HTML - */ -class html_passwordfield extends html_inputfield -{ - protected $type = 'password'; -} - -/** - * Class to create an hidden HTML input field - * - * @package HTML - */ - -class html_hiddenfield extends html -{ - protected $tagname = 'input'; - protected $type = 'hidden'; - protected $fields_arr = array(); - protected $allowed = array('type','name','value','onchange','disabled','readonly'); - - /** - * Constructor - * - * @param array $attrib Named tag attributes - */ - public function __construct($attrib = null) - { - if (is_array($attrib)) { - $this->add($attrib); - } - } - - /** - * Add a hidden field to this instance - * - * @param array $attrib Named tag attributes - */ - public function add($attrib) - { - $this->fields_arr[] = $attrib; - } - - /** - * Create HTML code for the hidden fields - * - * @return string Final HTML code - */ - public function show() - { - $out = ''; - foreach ($this->fields_arr as $attrib) { - $out .= self::tag($this->tagname, array('type' => $this->type) + $attrib); - } - return $out; - } -} - -/** - * Class to create HTML radio buttons - * - * @package HTML - */ -class html_radiobutton extends html_inputfield -{ - protected $type = 'radio'; - - /** - * Get HTML code for this object - * - * @param string $value Value of the checked field - * @param array $attrib Additional attributes to override - * @return string HTML output - */ - public function show($value = '', $attrib = null) - { - // overwrite object attributes - if (is_array($attrib)) { - $this->attrib = array_merge($this->attrib, $attrib); - } - - // set value attribute - $this->attrib['checked'] = ((string)$value == (string)$this->attrib['value']); - - return parent::show(); - } -} - -/** - * Class to create HTML checkboxes - * - * @package HTML - */ -class html_checkbox extends html_inputfield -{ - protected $type = 'checkbox'; - - /** - * Get HTML code for this object - * - * @param string $value Value of the checked field - * @param array $attrib Additional attributes to override - * @return string HTML output - */ - public function show($value = '', $attrib = null) - { - // overwrite object attributes - if (is_array($attrib)) { - $this->attrib = array_merge($this->attrib, $attrib); - } - - // set value attribute - $this->attrib['checked'] = ((string)$value == (string)$this->attrib['value']); - - return parent::show(); - } -} - -/** - * Class to create an HTML textarea - * - * @package HTML - */ -class html_textarea extends html -{ - protected $tagname = 'textarea'; - protected $allowed = array('name','rows','cols','wrap','tabindex', - 'onchange','disabled','readonly','spellcheck'); - - /** - * Get HTML code for this object - * - * @param string $value Textbox value - * @param array $attrib Additional attributes to override - * @return string HTML output - */ - public function show($value = '', $attrib = null) - { - // overwrite object attributes - if (is_array($attrib)) { - $this->attrib = array_merge($this->attrib, $attrib); - } - - // take value attribute as content - if (empty($value) && !empty($this->attrib['value'])) { - $value = $this->attrib['value']; - } - - // make shure we don't print the value attribute - if (isset($this->attrib['value'])) { - unset($this->attrib['value']); - } - - if (!empty($value) && empty($this->attrib['is_escaped'])) { - $value = self::quote($value); - } - - return self::tag($this->tagname, $this->attrib, $value, - array_merge(self::$common_attrib, $this->allowed)); - } -} - -/** - * Builder for HTML drop-down menus - * Syntax:<pre> - * // create instance. arguments are used to set attributes of select-tag - * $select = new html_select(array('name' => 'fieldname')); - * - * // add one option - * $select->add('Switzerland', 'CH'); - * - * // add multiple options - * $select->add(array('Switzerland','Germany'), array('CH','DE')); - * - * // generate pulldown with selection 'Switzerland' and return html-code - * // as second argument the same attributes available to instanciate can be used - * print $select->show('CH'); - * </pre> - * - * @package HTML - */ -class html_select extends html -{ - protected $tagname = 'select'; - protected $options = array(); - protected $allowed = array('name','size','tabindex','autocomplete', - 'multiple','onchange','disabled','rel'); - - /** - * Add a new option to this drop-down - * - * @param mixed $names Option name or array with option names - * @param mixed $values Option value or array with option values - */ - public function add($names, $values = null) - { - if (is_array($names)) { - foreach ($names as $i => $text) { - $this->options[] = array('text' => $text, 'value' => $values[$i]); - } - } - else { - $this->options[] = array('text' => $names, 'value' => $values); - } - } - - /** - * Get HTML code for this object - * - * @param string $select Value of the selection option - * @param array $attrib Additional attributes to override - * @return string HTML output - */ - public function show($select = array(), $attrib = null) - { - // overwrite object attributes - if (is_array($attrib)) { - $this->attrib = array_merge($this->attrib, $attrib); - } - - $this->content = "\n"; - $select = (array)$select; - foreach ($this->options as $option) { - $attr = array( - 'value' => $option['value'], - 'selected' => (in_array($option['value'], $select, true) || - in_array($option['text'], $select, true)) ? 1 : null); - - $option_content = $option['text']; - if (empty($this->attrib['is_escaped'])) { - $option_content = self::quote($option_content); - } - - $this->content .= self::tag('option', $attr, $option_content); - } - - return parent::show(); - } -} - - -/** - * Class to build an HTML table - * - * @package HTML - */ -class html_table extends html -{ - protected $tagname = 'table'; - protected $allowed = array('id','class','style','width','summary', - 'cellpadding','cellspacing','border'); - - private $header = array(); - private $rows = array(); - private $rowindex = 0; - private $colindex = 0; - - /** - * Constructor - * - * @param array $attrib Named tag attributes - */ - public function __construct($attrib = array()) - { - $default_attrib = self::$doctype == 'xhtml' ? array('summary' => '', 'border' => 0) : array(); - $this->attrib = array_merge($attrib, $default_attrib); - } - - /** - * Add a table cell - * - * @param array $attr Cell attributes - * @param string $cont Cell content - */ - public function add($attr, $cont) - { - if (is_string($attr)) { - $attr = array('class' => $attr); - } - - $cell = new stdClass; - $cell->attrib = $attr; - $cell->content = $cont; - - $this->rows[$this->rowindex]->cells[$this->colindex] = $cell; - $this->colindex += max(1, intval($attr['colspan'])); - - if ($this->attrib['cols'] && $this->colindex >= $this->attrib['cols']) { - $this->add_row(); - } - } - - /** - * Add a table header cell - * - * @param array $attr Cell attributes - * @param string $cont Cell content - */ - public function add_header($attr, $cont) - { - if (is_string($attr)) { - $attr = array('class' => $attr); - } - - $cell = new stdClass; - $cell->attrib = $attr; - $cell->content = $cont; - $this->header[] = $cell; - } - - /** - * Remove a column from a table - * Useful for plugins making alterations - * - * @param string $class - */ - public function remove_column($class) - { - // Remove the header - foreach ($this->header as $index=>$header){ - if ($header->attrib['class'] == $class){ - unset($this->header[$index]); - break; - } - } - - // Remove cells from rows - foreach ($this->rows as $i=>$row){ - foreach ($row->cells as $j=>$cell){ - if ($cell->attrib['class'] == $class){ - unset($this->rows[$i]->cells[$j]); - break; - } - } - } - } - - /** - * Jump to next row - * - * @param array $attr Row attributes - */ - public function add_row($attr = array()) - { - $this->rowindex++; - $this->colindex = 0; - $this->rows[$this->rowindex] = new stdClass; - $this->rows[$this->rowindex]->attrib = $attr; - $this->rows[$this->rowindex]->cells = array(); - } - - /** - * Set row attributes - * - * @param array $attr Row attributes - * @param int $index Optional row index (default current row index) - */ - public function set_row_attribs($attr = array(), $index = null) - { - if (is_string($attr)) { - $attr = array('class' => $attr); - } - - if ($index === null) { - $index = $this->rowindex; - } - - $this->rows[$index]->attrib = $attr; - } - - /** - * Get row attributes - * - * @param int $index Row index - * - * @return array Row attributes - */ - public function get_row_attribs($index = null) - { - if ($index === null) { - $index = $this->rowindex; - } - - return $this->rows[$index] ? $this->rows[$index]->attrib : null; - } - - /** - * Build HTML output of the table data - * - * @param array $attrib Table attributes - * @return string The final table HTML code - */ - public function show($attrib = null) - { - if (is_array($attrib)) - $this->attrib = array_merge($this->attrib, $attrib); - - $thead = $tbody = ""; - - // include <thead> - if (!empty($this->header)) { - $rowcontent = ''; - foreach ($this->header as $c => $col) { - $rowcontent .= self::tag('td', $col->attrib, $col->content); - } - $thead = self::tag('thead', null, self::tag('tr', null, $rowcontent, parent::$common_attrib)); - } - - foreach ($this->rows as $r => $row) { - $rowcontent = ''; - foreach ($row->cells as $c => $col) { - $rowcontent .= self::tag('td', $col->attrib, $col->content); - } - - if ($r < $this->rowindex || count($row->cells)) { - $tbody .= self::tag('tr', $row->attrib, $rowcontent, parent::$common_attrib); - } - } - - if ($this->attrib['rowsonly']) { - return $tbody; - } - - // add <tbody> - $this->content = $thead . self::tag('tbody', null, $tbody); - - unset($this->attrib['cols'], $this->attrib['rowsonly']); - return parent::show(); - } - - /** - * Count number of rows - * - * @return The number of rows - */ - public function size() - { - return count($this->rows); - } - - /** - * Remove table body (all rows) - */ - public function remove_body() - { - $this->rows = array(); - $this->rowindex = 0; - } - -} |