MDL-29956: Implement common cartridge export (r16882)
This commit is contained in:
Mark Nielsen
committed by
Eloy Lafuente (stronk7)
Eloy Lafuente (stronk7)
parent
3319af85a9
commit
42dffc6feb
@@ -0,0 +1,261 @@
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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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class cssparser {
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private $css;
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private $html;
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function cssparser($html = true) {
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// Register "destructor"
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register_shutdown_function(array(&$this, "finalize"));
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$this->html = ($html != false);
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$this->Clear();
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}
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function finalize() {
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unset($this->css);
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}
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function Clear() {
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unset($this->css);
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$this->css = array();
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if($this->html) {
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$this->Add("ADDRESS", "");
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$this->Add("APPLET", "");
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$this->Add("AREA", "");
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$this->Add("A", "text-decoration : underline; color : Blue;");
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$this->Add("A:visited", "color : Purple;");
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$this->Add("BASE", "");
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$this->Add("BASEFONT", "");
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$this->Add("BIG", "");
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$this->Add("BLOCKQUOTE", "");
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$this->Add("BODY", "");
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$this->Add("BR", "");
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$this->Add("B", "font-weight: bold;");
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$this->Add("CAPTION", "");
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$this->Add("CENTER", "");
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$this->Add("CITE", "");
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$this->Add("CODE", "");
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$this->Add("DD", "");
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$this->Add("DFN", "");
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$this->Add("DIR", "");
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$this->Add("DIV", "");
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$this->Add("DL", "");
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$this->Add("DT", "");
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$this->Add("EM", "");
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$this->Add("FONT", "");
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$this->Add("FORM", "");
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$this->Add("H1", "");
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$this->Add("H2", "");
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$this->Add("H3", "");
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$this->Add("H4", "");
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$this->Add("H5", "");
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$this->Add("H6", "");
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$this->Add("HEAD", "");
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$this->Add("HR", "");
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$this->Add("HTML", "");
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$this->Add("IMG", "");
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$this->Add("INPUT", "");
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$this->Add("ISINDEX", "");
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$this->Add("I", "font-style: italic;");
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$this->Add("KBD", "");
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$this->Add("LINK", "");
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$this->Add("LI", "");
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$this->Add("MAP", "");
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$this->Add("MENU", "");
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$this->Add("META", "");
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$this->Add("OL", "");
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$this->Add("OPTION", "");
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$this->Add("PARAM", "");
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$this->Add("PRE", "");
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$this->Add("P", "");
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$this->Add("SAMP", "");
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$this->Add("SCRIPT", "");
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$this->Add("SELECT", "");
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$this->Add("SMALL", "");
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$this->Add("STRIKE", "");
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$this->Add("STRONG", "");
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$this->Add("STYLE", "");
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$this->Add("SUB", "");
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$this->Add("SUP", "");
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$this->Add("TABLE", "");
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$this->Add("TD", "");
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$this->Add("TEXTAREA", "");
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$this->Add("TH", "");
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$this->Add("TITLE", "");
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$this->Add("TR", "");
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$this->Add("TT", "");
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$this->Add("UL", "");
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$this->Add("U", "text-decoration : underline;");
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$this->Add("VAR", "");
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}
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}
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function SetHTML($html) {
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$this->html = ($html != false);
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}
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function Add($key, $codestr) {
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$key = strtolower($key);
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$codestr = strtolower($codestr);
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if(!isset($this->css[$key])) {
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$this->css[$key] = array();
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}
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$codes = explode(";",$codestr);
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if(count($codes) > 0) {
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$codekey=''; $codevalue='';
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foreach($codes as $code) {
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$code = trim($code);
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$this->assignValues(explode(":",$code),$codekey,$codevalue);
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if(strlen($codekey) > 0) {
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$this->css[$key][trim($codekey)] = trim($codevalue);
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}
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}
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}
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}
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private function assignValues($arr,&$val1,&$val2) {
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$n = count($arr);
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if ($n > 0) {
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$val1=$arr[0];
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$val2=($n > 1) ? $arr[1] : '';
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}
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}
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function Get($key, $property) {
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$key = strtolower($key);
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$property = strtolower($property);
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$tag='';$subtag='';$class='';$id='';
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$this->assignValues(explode(":",$key),$tag,$subtag);
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$this->assignValues(explode(".",$tag),$tag,$class);
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$this->assignValues(explode("#",$tag),$tag,$id);
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$result = "";
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$_subtag=''; $_class=''; $_id='';
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foreach($this->css as $_tag => $value) {
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$this->assignValues(explode(":",$_tag),$_tag,$_subtag);
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$this->assignValues(explode(".",$_tag),$_tag,$_class);
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$this->assignValues(explode("#",$_tag),$_tag,$_id);
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$tagmatch = (strcmp($tag, $_tag) == 0) | (strlen($_tag) == 0);
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$subtagmatch = (strcmp($subtag, $_subtag) == 0) | (strlen($_subtag) == 0);
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$classmatch = (strcmp($class, $_class) == 0) | (strlen($_class) == 0);
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$idmatch = (strcmp($id, $_id) == 0);
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if($tagmatch & $subtagmatch & $classmatch & $idmatch) {
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$temp = $_tag;
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if((strlen($temp) > 0) & (strlen($_class) > 0)) {
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$temp .= ".".$_class;
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} elseif(strlen($temp) == 0) {
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$temp = ".".$_class;
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}
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if((strlen($temp) > 0) & (strlen($_subtag) > 0)) {
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$temp .= ":".$_subtag;
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} elseif(strlen($temp) == 0) {
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$temp = ":".$_subtag;
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}
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if(isset($this->css[$temp][$property])) {
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$result = $this->css[$temp][$property];
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}
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}
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}
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return $result;
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}
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function GetSection($key) {
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$key = strtolower($key);
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$tag='';$subtag='';$class='';$id='';
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$_subtag=''; $_class=''; $_id='';
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$this->assignValues(explode(":",$key),$tag,$subtag);
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$this->assignValues(explode(".",$tag),$tag,$class);
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$this->assignValues(explode("#",$tag),$tag,$id);
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$result = array();
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foreach($this->css as $_tag => $value) {
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$this->assignValues(explode(":",$_tag),$_tag,$_subtag);
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$this->assignValues(explode(".",$_tag),$_tag,$_class);
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$this->assignValues(explode("#",$_tag),$_tag,$_id);
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$tagmatch = (strcmp($tag, $_tag) == 0) | (strlen($_tag) == 0);
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$subtagmatch = (strcmp($subtag, $_subtag) == 0) | (strlen($_subtag) == 0);
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$classmatch = (strcmp($class, $_class) == 0) | (strlen($_class) == 0);
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$idmatch = (strcmp($id, $_id) == 0);
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if($tagmatch & $subtagmatch & $classmatch & $idmatch) {
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$temp = $_tag;
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if((strlen($temp) > 0) & (strlen($_class) > 0)) {
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$temp .= ".".$_class;
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} elseif(strlen($temp) == 0) {
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$temp = ".".$_class;
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}
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if((strlen($temp) > 0) & (strlen($_subtag) > 0)) {
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$temp .= ":".$_subtag;
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} elseif(strlen($temp) == 0) {
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$temp = ":".$_subtag;
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}
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foreach($this->css[$temp] as $property => $value) {
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$result[$property] = $value;
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}
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}
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}
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return $result;
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}
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function ParseStr($str) {
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$this->Clear();
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// Remove comments
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$str = preg_replace("/\/\*(.*)?\*\//Usi", "", $str);
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// Parse this damn csscode
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$parts = explode("}",$str);
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if(count($parts) > 0) {
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foreach($parts as $part) {
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$keystr='';$codestr='';
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$this->assignValues(explode("{",$part),$keystr,$codestr);
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$keys = explode(",",trim($keystr));
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if(count($keys) > 0) {
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foreach($keys as $key) {
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if(strlen($key) > 0) {
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$key = str_replace("\n", "", $key);
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$key = str_replace("\\", "", $key);
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$this->Add($key, trim($codestr));
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}
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}
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}
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}
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}
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//
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return (count($this->css) > 0);
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}
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function Parse($filename) {
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$this->Clear();
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if(file_exists($filename)) {
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return $this->ParseStr(file_get_contents($filename));
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} else {
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return false;
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}
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}
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function GetCSS() {
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$result = "";
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foreach($this->css as $key => $values) {
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$result .= $key." {\n";
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foreach($values as $key => $value) {
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$result .= " $key: $value;\n";
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}
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$result .= "}\n\n";
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}
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return $result;
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}
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}
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