iwf/php/iwf.php

<?
class IWFAction {

        var $type;
        var $target;
        var $code;
        var $msg;
        var $content;
        var $emitted;

        function IWFAction($type, $target, $content){
                $this->type = $type;
                $this->target = $target;
                $this->emitted = false;
                $this->content = $content;
        }

        function error($code, $msg){
                $this->code = $code;
                $this->msg = $msg;
                $this->content = '';
                return $this;
        }

        function _echoStart($prettyprint){
                if ($prettyprint){
                        echo "\n\t";
                }
                echo "<action type='$this->type'";
                if ($this->target){
                        echo " target='$this->target'";
                }
                if ($this->errorCode){
                        echo " errorCode='$this->code'";
                }
                if ($this->message){
                        echo " message='$this->message'";
                }
                echo '>';
                if ($prettyprint){
                        echo "\n\t\t";
                }
                // once we echo any part of this object, we must not re-echo it,
                // so mark this object as emitted.
                $this->emitted = true;
                return $this;
        }

        function _echoEnd($prettyprint){
                if ($prettyprint){
                        echo "\n\t";
                }
                echo "</action>";
                return $this;
        }

        function emit($echoEnd, $prettyprint){
                if (!$this->emitted){
                        $this->_echoStart($prettyprint);
                        echo $this->content;
                }
                if ($echoEnd){
                        $this->_echoEnd($prettyprint);
                }
                return $this;
        }
}

class IWFController {

        var $actions;
        var $currentAction;
        var $currentlyEmitting;
        var $startedEmitting;
        var $debugging;
        var $prettyprint;

        function IWFController(){
                if ($iwf){
                        alert("Do not create new IWFController objects.\nThe singleton stored in $iwf should be used instead.");
                        return;
                }
                $this->actions = array();
                $this->currentAction = null;
                $this->currentlyEmitting = '';
                $this->startedEmitting = false;
                $this->debugging = false;
                $this->prettyprint = false;
        }

        function debug($on){
                $this->debugging = $on;
                if ($on){
                        $this->prettyprint = true;
                }
        }

        function pretty($on){
                $this->prettyprint = $on;
        }

        function startAction($type, $target){
                // ensure we've emitted everything up until this point...
                $this->_emit(false);
                $this->currentAction = new IWFAction($type, $target, '');
                $this->currentAction->emit(false, $this->prettyprint);
                $this->currenltyEmitting = $type;
                return $this->currentAction;
        }

        function endAction(){
                if ($this->currentAction){
                        $this->currentAction->emit(true, $this->prettyprint);
                        $this->currentlyEmitting = '';
                        $this->currentAction = null;
                } else {
                        echo "called end action when no action was current!";
                }
                return null;
        }

        function addHtml($html, $target){
                $act = new IWFAction('html', $target, $html);
                array_push($this->actions, $act);
                return $act;
        }

        function startHtml($target){
                return $this->startAction('html', $target);
        }

        function endHtml($close){
                if ($this->currentlyEmitting != 'html'){
                        $this->error(-2163, 'iwf.endHtml() called, but iwf believes it should be emitting ' . $this->currentlyEmitting);
                } else {
                        $this->endAction();
                }

                if ($close){
                        $this->close();
                }
        }

        function error($code, $msg){
                if ($this->currentAction){
                        $this->currentAction->error($code, $msg);
                } else {
                        $this->addError($code, $msg);
                }
        }

        function endXml($finished){
                if ($this->currentlyEmitting != 'html'){
                        $this->error(-2164, 'iwf.endXml() called, but iwf believes it should be emitting ' . $this->currentlyEmitting);
                } else {
                        $this->endAction();
                }
                if (isset($finished) && $finished){
                        $this->close();
                }
        }

        function addJavascript($js){
                $act = new IWFAction('javascript', '', "<![CDATA[ $js ]]>" );
                array_push($this->actions, $act);
                return $act;
        }

        function popup($txt){
                return $this->addJavascript("alert('Server-side IWF popup:\\n$txt')");
        }

        function addXml($xml){
                $act = new IWFAction('xml', '', $xml);
                array_push($this->actions, $act);
                return $act;
        }

        function startXml(){
                return $this->startAction('xml', '');
        }

        function addError($code, $msg){
                $act = new IWFAction('','','');
                $act->error($code, $msg);
                array_push($this->actions, $act);
                return $act;
        }

        function _emit($emitEnd){
                if (!$this->startedEmitting){
                        echo "<response";
                        if ($this->debugging){
                                echo " debugging='true'";
                        }
                        if ($this->prettyprint){
                                echo " pretty='true'";
                        }
                        echo ">";
                        $this->startedEmitting = true;
                }

                if ($this->currentAction){
                        $this->endAction();
                }

                foreach($this->actions as $act){
                        $act->emit(true, $this->prettyprint);
                }

                // empty the array, as we've emitted it and cannot go back anymore...
                $this->actions = array();

                if ($emitEnd){
                        if ($this->prettyprint){
                                echo "\n";
                        }
                        echo "</response>";
                }
        }


        function close(){
                $this->_emit(true);
                $this->debugging = false;
        }

}

//function iwfXmlEncode($s){
//      return str_replace('"', '&quot;', str_replace("'", "&apos;", str_replace('>', '&gt;', str_replace('<', '&lt;', str_replace('&', '&amp;', $s)))));
//}

//function iwfXmlDecode($s){
//      return str_replace('&quot;', '"', str_replace('&apos;', "'", str_replace('&gt;', '>', str_replace('&lt;', '<', str_replace('&amp;', '&', $s)))));
//}

// create a singleton IWF object to use
$iwf = new IWFController();

$iwfPretty = strtolower(@$_REQUEST['iwfPretty']) == 'true';
$iwf->pretty($iwfPretty);

// debugging always sets prettyprint to true, so we must set debug last.
$iwfDebug = strtolower(@$_REQUEST['iwfDebug']) == 'true';
$iwf->debug($iwfDebug);


// load the default vars...
$iwfMode = strtolower(@$_REQUEST['iwfMode']);
$iwfId = @$_REQUEST['iwfId'];

$iwfTarget = @$_REQUEST['iwfTarget'];

//if (!isset($iwfTarget)){
//      $iwfTarget = 'iwfContent';
//}

?>
1	dpavlin	46	<?
2			class IWFAction {
3
4			var $type;
5			var $target;
6			var $code;
7			var $msg;
8			var $content;
9			var $emitted;
10
11			function IWFAction($type, $target, $content){
12			$this->type = $type;
13			$this->target = $target;
14			$this->emitted = false;
15			$this->content = $content;
16			}
17
18			function error($code, $msg){
19			$this->code = $code;
20			$this->msg = $msg;
21			$this->content = '';
22			return $this;
23			}
24
25			function _echoStart($prettyprint){
26			if ($prettyprint){
27			echo "\n\t";
28			}
29			echo "<action type='$this->type'";
30			if ($this->target){
31			echo " target='$this->target'";
32			}
33			if ($this->errorCode){
34			echo " errorCode='$this->code'";
35			}
36			if ($this->message){
37			echo " message='$this->message'";
38			}
39			echo '>';
40			if ($prettyprint){
41			echo "\n\t\t";
42			}
43			// once we echo any part of this object, we must not re-echo it,
44			// so mark this object as emitted.
45			$this->emitted = true;
46			return $this;
47			}
48
49			function _echoEnd($prettyprint){
50			if ($prettyprint){
51			echo "\n\t";
52			}
53			echo "</action>";
54			return $this;
55			}
56
57			function emit($echoEnd, $prettyprint){
58			if (!$this->emitted){
59			$this->_echoStart($prettyprint);
60			echo $this->content;
61			}
62			if ($echoEnd){
63			$this->_echoEnd($prettyprint);
64			}
65			return $this;
66			}
67			}
68
69			class IWFController {
70
71			var $actions;
72			var $currentAction;
73			var $currentlyEmitting;
74			var $startedEmitting;
75			var $debugging;
76			var $prettyprint;
77
78			function IWFController(){
79			if ($iwf){
80			alert("Do not create new IWFController objects.\nThe singleton stored in $iwf should be used instead.");
81			return;
82			}
83			$this->actions = array();
84			$this->currentAction = null;
85			$this->currentlyEmitting = '';
86			$this->startedEmitting = false;
87			$this->debugging = false;
88			$this->prettyprint = false;
89			}
90
91			function debug($on){
92			$this->debugging = $on;
93			if ($on){
94			$this->prettyprint = true;
95			}
96			}
97
98			function pretty($on){
99			$this->prettyprint = $on;
100			}
101
102			function startAction($type, $target){
103			// ensure we've emitted everything up until this point...
104			$this->_emit(false);
105			$this->currentAction = new IWFAction($type, $target, '');
106			$this->currentAction->emit(false, $this->prettyprint);
107			$this->currenltyEmitting = $type;
108			return $this->currentAction;
109			}
110
111			function endAction(){
112			if ($this->currentAction){
113			$this->currentAction->emit(true, $this->prettyprint);
114			$this->currentlyEmitting = '';
115			$this->currentAction = null;
116			} else {
117			echo "called end action when no action was current!";
118			}
119			return null;
120			}
121
122			function addHtml($html, $target){
123			$act = new IWFAction('html', $target, $html);
124			array_push($this->actions, $act);
125			return $act;
126			}
127
128			function startHtml($target){
129			return $this->startAction('html', $target);
130			}
131
132			function endHtml($close){
133			if ($this->currentlyEmitting != 'html'){
134			$this->error(-2163, 'iwf.endHtml() called, but iwf believes it should be emitting ' . $this->currentlyEmitting);
135			} else {
136			$this->endAction();
137			}
138
139			if ($close){
140			$this->close();
141			}
142			}
143
144			function error($code, $msg){
145			if ($this->currentAction){
146			$this->currentAction->error($code, $msg);
147			} else {
148			$this->addError($code, $msg);
149			}
150			}
151
152			function endXml($finished){
153			if ($this->currentlyEmitting != 'html'){
154			$this->error(-2164, 'iwf.endXml() called, but iwf believes it should be emitting ' . $this->currentlyEmitting);
155			} else {
156			$this->endAction();
157			}
158			if (isset($finished) && $finished){
159			$this->close();
160			}
161			}
162
163			function addJavascript($js){
164			$act = new IWFAction('javascript', '', "<![CDATA[ $js ]]>" );
165			array_push($this->actions, $act);
166			return $act;
167			}
168
169			function popup($txt){
170			return $this->addJavascript("alert('Server-side IWF popup:\\n$txt')");
171			}
172
173			function addXml($xml){
174			$act = new IWFAction('xml', '', $xml);
175			array_push($this->actions, $act);
176			return $act;
177			}
178
179			function startXml(){
180			return $this->startAction('xml', '');
181			}
182
183			function addError($code, $msg){
184			$act = new IWFAction('','','');
185			$act->error($code, $msg);
186			array_push($this->actions, $act);
187			return $act;
188			}
189
190			function _emit($emitEnd){
191			if (!$this->startedEmitting){
192			echo "<response";
193			if ($this->debugging){
194			echo " debugging='true'";
195			}
196			if ($this->prettyprint){
197			echo " pretty='true'";
198			}
199			echo ">";
200			$this->startedEmitting = true;
201			}
202
203			if ($this->currentAction){
204			$this->endAction();
205			}
206
207			foreach($this->actions as $act){
208			$act->emit(true, $this->prettyprint);
209			}
210
211			// empty the array, as we've emitted it and cannot go back anymore...
212			$this->actions = array();
213
214			if ($emitEnd){
215			if ($this->prettyprint){
216			echo "\n";
217			}
218			echo "</response>";
219			}
220			}
221
222
223			function close(){
224			$this->_emit(true);
225			$this->debugging = false;
226			}
227
228			}
229
230			//function iwfXmlEncode($s){
231			// return str_replace('"', '"', str_replace("'", "'", str_replace('>', '>', str_replace('<', '<', str_replace('&', '&', $s)))));
232			//}
233
234			//function iwfXmlDecode($s){
235			// return str_replace('"', '"', str_replace(''', "'", str_replace('>', '>', str_replace('<', '<', str_replace('&', '&', $s)))));
236			//}
237
238			// create a singleton IWF object to use
239			$iwf = new IWFController();
240
241			$iwfPretty = strtolower(@$_REQUEST['iwfPretty']) == 'true';
242			$iwf->pretty($iwfPretty);
243
244			// debugging always sets prettyprint to true, so we must set debug last.
245			$iwfDebug = strtolower(@$_REQUEST['iwfDebug']) == 'true';
246			$iwf->debug($iwfDebug);
247
248
249
250			// load the default vars...
251			$iwfMode = strtolower(@$_REQUEST['iwfMode']);
252			$iwfId = @$_REQUEST['iwfId'];
253
254			$iwfTarget = @$_REQUEST['iwfTarget'];
255
256			//if (!isset($iwfTarget)){
257			// $iwfTarget = 'iwfContent';
258			//}
259
260			?>