| commit | author | age | ||
| 47124c | 1 | <?php |
| 4c6b66 | 2 | |
| 47124c | 3 | /* |
| T | 4 | +-----------------------------------------------------------------------+ |
| 5 | | program/include/rcube_html_page.php | | |
| 6 | | | | |
| 7 | | This file is part of the RoundCube PHP suite | | |
| 8 | | Copyright (C) 2005-2008, RoundCube Dev. - Switzerland | | |
| 9 | | Licensed under the GNU GPL | | |
| 10 | | | | |
| 11 | | CONTENTS: | | |
| 12 | | Class to build XHTML page output | | |
| 13 | | | | |
| 14 | +-----------------------------------------------------------------------+ | |
| 15 | | Author: Thomas Bruederli <roundcube@gmail.com> | | |
| 16 | +-----------------------------------------------------------------------+ | |
| 17 | ||
| 18 | $Id: $ | |
| 19 | ||
| 20 | */ | |
| 21 | ||
| 22 | /** | |
| 23 | * Class for HTML page creation | |
| 24 | * | |
| 25 | * @package HTML | |
| 26 | */ | |
| 27 | class rcube_html_page | |
| 28 | { | |
| 4c6b66 | 29 | protected $scripts_path = ''; |
| T | 30 | protected $script_files = array(); |
| 31 | protected $scripts = array(); | |
| 32 | protected $charset = 'UTF-8'; | |
| 47124c | 33 | |
| 4c6b66 | 34 | protected $script_tag_file = "<script type=\"text/javascript\" src=\"%s%s\"></script>\n"; |
| T | 35 | protected $script_tag = "<script type=\"text/javascript\">\n<!--\n%s\n\n//-->\n</script>\n"; |
| 36 | protected $default_template = "<html>\n<head><title></title></head>\n<body></body>\n</html>"; | |
| 37 | ||
| 38 | protected $title = ''; | |
| 39 | protected $header = ''; | |
| 40 | protected $footer = ''; | |
| 41 | protected $body = ''; | |
| 42 | ||
| 43 | ||
| 44 | /** Constructor */ | |
| 45 | public function __construct() {} | |
| 47124c | 46 | |
| T | 47 | /** |
| 48 | * Link an external script file | |
| 49 | * | |
| 50 | * @param string File URL | |
| 51 | * @param string Target position [head|foot] | |
| 52 | */ | |
| 53 | public function include_script($file, $position='head') | |
| 54 | { | |
| 55 | static $sa_files = array(); | |
| 56 | ||
| 57 | if (in_array($file, $sa_files)) { | |
| 58 | return; | |
| 59 | } | |
| 60 | if (!is_array($this->script_files[$position])) { | |
| 61 | $this->script_files[$position] = array(); | |
| 62 | } | |
| 63 | $this->script_files[$position][] = $file; | |
| 64 | } | |
| 65 | ||
| 66 | /** | |
| 67 | * Add inline javascript code | |
| 68 | * | |
| 69 | * @param string JS code snippet | |
| 70 | * @param string Target position [head|head_top|foot] | |
| 71 | */ | |
| 72 | public function add_script($script, $position='head') | |
| 73 | { | |
| 74 | if (!isset($this->scripts[$position])) { | |
| 75 | $this->scripts[$position] = "\n".rtrim($script); | |
| 76 | } else { | |
| 77 | $this->scripts[$position] .= "\n".rtrim($script); | |
| 78 | } | |
| 79 | } | |
| 80 | ||
| 81 | /** | |
| 82 | * Add HTML code to the page header | |
| 83 | */ | |
| 84 | public function add_header($str) | |
| 85 | { | |
| 86 | $this->header .= "\n".$str; | |
| 87 | } | |
| 88 | ||
| 89 | /** | |
| 90 | * Add HTML code to the page footer | |
| 91 | * To be added right befor </body> | |
| 92 | */ | |
| 93 | public function add_footer($str) | |
| 94 | { | |
| 95 | $this->footer .= "\n".$str; | |
| 96 | } | |
| 97 | ||
| 98 | /** | |
| 99 | * Setter for page title | |
| 100 | */ | |
| 101 | public function set_title($t) | |
| 102 | { | |
| 103 | $this->title = $t; | |
| 104 | } | |
| 105 | ||
| 106 | /** | |
| 107 | * Setter for output charset. | |
| 108 | * To be specified in a meta tag and sent as http-header | |
| 109 | */ | |
| 110 | public function set_charset($charset) | |
| 111 | { | |
| 112 | $this->charset = $charset; | |
| 113 | } | |
| 114 | ||
| 115 | /** | |
| 116 | * Getter for output charset | |
| 117 | */ | |
| 118 | public function get_charset() | |
| 119 | { | |
| 120 | return $this->charset; | |
| 121 | } | |
| 122 | ||
| 123 | /** | |
| 124 | * Reset all saved properties | |
| 125 | */ | |
| 126 | public function reset() | |
| 127 | { | |
| 128 | $this->script_files = array(); | |
| 129 | $this->scripts = array(); | |
| 130 | $this->title = ''; | |
| 131 | $this->header = ''; | |
| 132 | $this->footer = ''; | |
| 3510d7 | 133 | $this->body = ''; |
| 47124c | 134 | } |
| T | 135 | |
| 136 | /** | |
| 137 | * Process template and write to stdOut | |
| 138 | * | |
| 139 | * @param string HTML template | |
| 140 | * @param string Base for absolute paths | |
| 141 | */ | |
| 142 | public function write($templ='', $base_path='') | |
| 143 | { | |
| 144 | $output = empty($templ) ? $this->default_template : trim($templ); | |
| 145 | ||
| 146 | // set default page title | |
| 147 | if (empty($this->title)) { | |
| 148 | $this->title = 'RoundCube Mail'; | |
| 149 | } | |
| 150 | ||
| 151 | // replace specialchars in content | |
| 152 | $__page_title = Q($this->title, 'show', FALSE); | |
| 153 | $__page_header = $__page_body = $__page_footer = ''; | |
| 154 | ||
| 155 | // include meta tag with charset | |
| 156 | if (!empty($this->charset)) { | |
| 157 | if (!headers_sent()) { | |
| 158 | header('Content-Type: text/html; charset=' . $this->charset); | |
| 159 | } | |
| 160 | $__page_header = '<meta http-equiv="content-type"'; | |
| 161 | $__page_header.= ' content="text/html; charset='; | |
| 162 | $__page_header.= $this->charset . '" />'."\n"; | |
| 163 | } | |
| 164 | ||
| 165 | // definition of the code to be placed in the document header and footer | |
| 166 | if (is_array($this->script_files['head'])) { | |
| 167 | foreach ($this->script_files['head'] as $file) { | |
| 168 | $__page_header .= sprintf($this->script_tag_file, $this->scripts_path, $file); | |
| 169 | } | |
| 170 | } | |
| 171 | ||
| 172 | $head_script = $this->scripts['head_top'] . $this->scripts['head']; | |
| 173 | if (!empty($head_script)) { | |
| 174 | $__page_header .= sprintf($this->script_tag, $head_script); | |
| 175 | } | |
| 176 | ||
| 177 | if (!empty($this->header)) { | |
| 178 | $__page_header .= $this->header; | |
| 179 | } | |
| 180 | ||
| 181 | if (is_array($this->script_files['foot'])) { | |
| 182 | foreach ($this->script_files['foot'] as $file) { | |
| 183 | $__page_footer .= sprintf($this->script_tag_file, $this->scripts_path, $file); | |
| 184 | } | |
| 185 | } | |
| 186 | ||
| 187 | if (!empty($this->scripts['foot'])) { | |
| 188 | $__page_footer .= sprintf($this->script_tag, $this->scripts['foot']); | |
| 189 | } | |
| 190 | ||
| 191 | if (!empty($this->footer)) { | |
| 192 | $__page_footer .= $this->footer; | |
| 193 | } | |
| 194 | ||
| 195 | // find page header | |
| 196 | if ($hpos = strpos(strtolower($output), '</head>')) { | |
| 197 | $__page_header .= "\n"; | |
| 198 | } | |
| 199 | else { | |
| 200 | if (!is_numeric($hpos)) { | |
| 201 | $hpos = strpos(strtolower($output), '<body'); | |
| 202 | } | |
| 203 | if (!is_numeric($hpos) && ($hpos = strpos(strtolower($output), '<html'))) { | |
| 204 | while ($output[$hpos] != '>') { | |
| 205 | $hpos++; | |
| 206 | } | |
| 207 | $hpos++; | |
| 208 | } | |
| 209 | $__page_header = "<head>\n<title>$__page_title</title>\n$__page_header\n</head>\n"; | |
| 210 | } | |
| 211 | ||
| 212 | // add page hader | |
| 213 | if ($hpos) { | |
| 214 | $output = substr($output,0,$hpos) . $__page_header . substr($output,$hpos,strlen($output)); | |
| 215 | } | |
| 216 | else { | |
| 217 | $output = $__page_header . $output; | |
| 218 | } | |
| 219 | ||
| 220 | // find page body | |
| 221 | if ($bpos = strpos(strtolower($output), '<body')) { | |
| 222 | while ($output[$bpos] != '>') { | |
| 223 | $bpos++; | |
| 224 | } | |
| 225 | $bpos++; | |
| 226 | } | |
| 227 | else { | |
| 228 | $bpos = strpos(strtolower($output), '</head>')+7; | |
| 229 | } | |
| 230 | ||
| 231 | // add page body | |
| 232 | if ($bpos && $__page_body) { | |
| 233 | $output = substr($output,0,$bpos) . "\n$__page_body\n" . substr($output,$bpos,strlen($output)); | |
| 234 | } | |
| 235 | ||
| 236 | // find and add page footer | |
| 237 | $output_lc = strtolower($output); | |
| 238 | if (($fpos = strrpos($output_lc, '</body>')) || ($fpos = strrpos($output_lc, '</html>'))) { | |
| 239 | $output = substr($output, 0, $fpos) . "$__page_footer\n" . substr($output, $fpos); | |
| 240 | } | |
| 241 | else { | |
| 242 | $output .= "\n".$__page_footer; | |
| 243 | } | |
| 244 | ||
| 245 | // reset those global vars | |
| 246 | $__page_header = $__page_footer = ''; | |
| 247 | ||
| 248 | // correct absolute paths in images and other tags | |
| 249 | $output = preg_replace('/(src|href|background)=(["\']?)(\/[a-z0-9_\-]+)/Ui', "\\1=\\2$base_path\\3", $output); | |
| 250 | $output = str_replace('$__skin_path', $base_path, $output); | |
| 251 | ||
| 3510d7 | 252 | echo rcube_charset_convert($output, 'UTF-8', $this->charset); |
| T | 253 | } |
| 47124c | 254 | } |
| 4c6b66 | 255 | |
