diff options
| -rw-r--r-- | docu/language_definition.html | 9 | ||||
| -rw-r--r-- | example/index.php | 4 | ||||
| -rw-r--r-- | example/templates/src/articles.html | 3 | ||||
| -rw-r--r-- | stupid_template_engine.php | 11 |
4 files changed, 25 insertions, 2 deletions
diff --git a/docu/language_definition.html b/docu/language_definition.html index 281baea..c4dd98b 100644 --- a/docu/language_definition.html +++ b/docu/language_definition.html @@ -63,6 +63,7 @@ <li><a href="#builtin_load">ste:load</a></li> <li><a href="#builtin_block">ste:block</a></li> <li><a href="#builtin_set">ste:set</a></li> + <li><a href="#builtin_get">ste:get</a></li> <li><a href="#builtin_calc">ste:calc</a></li> <li><a href="#builtin_mktag">ste:mktag</a></li> </ol> @@ -435,6 +436,14 @@ <code><pre><ste:set var="temp"><ste:foo /></ste:set><br /><ste:bar baz="$temp" /></pre></code> </p> + <h3 id="builtin_get">ste:get</h3> + <p>ste:get will return the content of a variable. The parameter <code>var</code> takes the name of the variable to get. Usefult, if you want to get a variable which name is stored in a variable.</p> + <p> + Example:<br /> +<code><pre><ste:get var="$foo" /></pre></code> + This will get the variable with the name that is stored in the variable <code>foo</code>. + </p> + <h3 id="builtin_calc">ste:calc</h3> <p>To perform mathematical calculations, you can use ste:calc. ste:calc calculates the mathematical formula it is wrapped around and returns the result. The formula is in the usual <a href="http://en.wikipedia.org/wiki/Infix_notation">infix-notation [ext. Link]</a> and has these operators: <code>+</code>, <code>-</code>, <code>*</code>, <code>/</code> and <code>^</code>. Numbers are always decimal, the decimal mark is <code>.</code> and numbers can be prefixed with an <code>-</code> to indicate a negative number. It is a good idea to wrap a negative number in brackets to prevent wrong evaluation (because <code>-</code> is also an operator). Calculations can be grouped with brackets: <code>(</code> and <code>)</code>.</p> <p>Real numbers are supported, complex numbers not.</p> diff --git a/example/index.php b/example/index.php index 3d2b1ca..14ca576 100644 --- a/example/index.php +++ b/example/index.php @@ -52,6 +52,10 @@ $ste->vars["articles"] = array( array("author" => "baz", "title" => "whatever...", "timestamp" => 1316550000, "excerpt" => "...", "full" => "..........") ); +$ste->vars["foo"] = "baz"; +$ste->vars["bar"] = "lol"; +$ste->vars["baz"] = array("lol" => "cool"); + # Execute the template and output the result echo $ste->exectemplate("articles.html"); diff --git a/example/templates/src/articles.html b/example/templates/src/articles.html index 108a3b8..0f20aeb 100644 --- a/example/templates/src/articles.html +++ b/example/templates/src/articles.html @@ -46,4 +46,7 @@ <ste:repeat n="10"> <p>Bla</p> </ste:repeat> + + <h3>Get a variable's content dynamically</h3> + <ste:get var="${foo}[$bar]" /> </ste:block> diff --git a/stupid_template_engine.php b/stupid_template_engine.php index 2e11ed4..48164c1 100644 --- a/stupid_template_engine.php +++ b/stupid_template_engine.php @@ -44,7 +44,7 @@ class VariableNode extends ASTNode public $arrayfields; public function transcompile() { - $varaccess = '@$ste->vars[' . (is_numeric($this->name) ? $this->name : '\'' . escape_text($this->name) . '\''). ']'; + $varaccess = '@$ste->vars[' . (is_numeric($this->name) ? $this->name : '"' . escape_text($this->name) . '"'). ']'; foreach($this->arrayfields as $af) { if((count($af) == 1) and ($af[0] instanceof TextNode) and is_numeric($af->text)) @@ -778,6 +778,13 @@ $ste_builtins = array( return $code; }, + "get" => function($ast) + { + if(empty($ast->params["var"])) + throw new ParseCompileError("Transcompile Error: var missing in <ste:get>.", $ast->tpl, $ast->offset); + + return "\$outputstack[\$outputstack_i] .= \$ste->get_var_by_name(" . _transcompile($ast->params["var"], True) . ");"; + }, "calc" => function($ast) { $code = "\$outputstack[] = '';\n\$outputstack_i++;\n"; @@ -790,7 +797,7 @@ $ste_builtins = array( function escape_text($text) { - return addcslashes($text, "\r\n\t\$\0..\x1f\\'\"\x7f..\xff"); + return addcslashes($text, "\r\n\t\$\0..\x1f\\\"\x7f..\xff"); } function _transcompile($ast, $no_outputstack = False) /* The real transcompile function, does not add boilerplate code. */ |