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File: libs/smarty/sysplugins/smarty_internal_compile_include.php

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File: libs/smarty/sysplugins/smarty_internal_compile_include.php
Role: Auxiliary script
Content type: text/plain
Description: smarty lib
Class: MVC 4 Dummies
Web development PHP MVC framework
Author: By
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Date: 7 years ago
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<?php
/**
 * Smarty Internal Plugin Compile Include
 * Compiles the {include} tag
 *
 * @package    Smarty
 * @subpackage Compiler
 * @author     Uwe Tews
 */

/**
 * Smarty Internal Plugin Compile Include Class
 *
 * @package    Smarty
 * @subpackage Compiler
 */
class Smarty_Internal_Compile_Include extends Smarty_Internal_CompileBase
{
    /**
     * caching mode to create nocache code but no cache file
     */
    const CACHING_NOCACHE_CODE = 9999;
    /**
     * Attribute definition: Overwrites base class.
     *
     * @var array
     * @see Smarty_Internal_CompileBase
     */
    public $required_attributes = array('file');
    /**
     * Attribute definition: Overwrites base class.
     *
     * @var array
     * @see Smarty_Internal_CompileBase
     */
    public $shorttag_order = array('file');
    /**
     * Attribute definition: Overwrites base class.
     *
     * @var array
     * @see Smarty_Internal_CompileBase
     */
    public $option_flags = array('nocache', 'inline', 'caching');
    /**
     * Attribute definition: Overwrites base class.
     *
     * @var array
     * @see Smarty_Internal_CompileBase
     */
    public $optional_attributes = array('_any');

    /**
     * Compiles code for the {include} tag
     *
     * @param  array  $args      array with attributes from parser
     * @param  object $compiler  compiler object
     * @param  array  $parameter array with compilation parameter
     *
     * @return string compiled code
     */
    public function compile($args, $compiler, $parameter)
    {
        // check and get attributes
        $_attr = $this->getAttributes($compiler, $args);
        // save possible attributes
        $include_file = $_attr['file'];

        if (isset($_attr['assign'])) {
            // output will be stored in a smarty variable instead of being displayed
            $_assign = $_attr['assign'];
        }

        $_parent_scope = Smarty::SCOPE_LOCAL;
        if (isset($_attr['scope'])) {
            $_attr['scope'] = trim($_attr['scope'], "'\"");
            if ($_attr['scope'] == 'parent') {
                $_parent_scope = Smarty::SCOPE_PARENT;
            } elseif ($_attr['scope'] == 'root') {
                $_parent_scope = Smarty::SCOPE_ROOT;
            } elseif ($_attr['scope'] == 'global') {
                $_parent_scope = Smarty::SCOPE_GLOBAL;
            }
        }

        $_caching = Smarty::CACHING_OFF;

        // flag if included template code should be merged into caller
        $merge_compiled_includes = ($compiler->smarty->merge_compiled_includes || ($compiler->inheritance && $compiler->smarty->inheritance_merge_compiled_includes) || $_attr['inline'] === true) && !$compiler->template->source->recompiled;

        // set default when in nocache mode
        //       if ($compiler->template->caching && ($compiler->nocache || $compiler->tag_nocache || $compiler->forceNocache == 2)) {
        if ($compiler->template->caching && ((!$compiler->inheritance && !$compiler->nocache && !$compiler->tag_nocache) || ($compiler->inheritance && ($compiler->nocache || $compiler->tag_nocache)))) {
            $_caching = self::CACHING_NOCACHE_CODE;
        }
        /*
        * if the {include} tag provides individual parameter for caching
        * it will not be included into the common cache file and treated like
        * a nocache section
        */
        if (isset($_attr['cache_lifetime'])) {
            $_cache_lifetime = $_attr['cache_lifetime'];
            $compiler->tag_nocache = true;
            $_caching = Smarty::CACHING_LIFETIME_CURRENT;
        } else {
            $_cache_lifetime = 'null';
        }
        if (isset($_attr['cache_id'])) {
            $_cache_id = $_attr['cache_id'];
            $compiler->tag_nocache = true;
            $_caching = Smarty::CACHING_LIFETIME_CURRENT;
        } else {
            $_cache_id = '$_smarty_tpl->cache_id';
        }
        if (isset($_attr['compile_id'])) {
            $_compile_id = $_attr['compile_id'];
        } else {
            $_compile_id = '$_smarty_tpl->compile_id';
        }
        if ($_attr['caching'] === true) {
            $_caching = Smarty::CACHING_LIFETIME_CURRENT;
        }
        if ($_attr['nocache'] === true) {
            $compiler->tag_nocache = true;
            if ($merge_compiled_includes) {
                $_caching = self::CACHING_NOCACHE_CODE;
            } else {
                $_caching = Smarty::CACHING_OFF;
            }
        }

        $has_compiled_template = false;
        if ($merge_compiled_includes && $_attr['inline'] !== true) {
            // variable template name ?
            if ($compiler->has_variable_string || !((substr_count($include_file, '"') == 2 || substr_count($include_file, "'") == 2))
                || substr_count($include_file, '(') != 0 || substr_count($include_file, '$_smarty_tpl->') != 0
            ) {
                $merge_compiled_includes = false;
                if ($compiler->inheritance && $compiler->smarty->inheritance_merge_compiled_includes) {
                    $compiler->trigger_template_error(' variable template file names not allow within {block} tags');
                }
            }
            // variable compile_id?
            if (isset($_attr['compile_id'])) {
                if (!((substr_count($_attr['compile_id'], '"') == 2 || substr_count($_attr['compile_id'], "'") == 2))
                    || substr_count($_attr['compile_id'], '(') != 0 || substr_count($_attr['compile_id'], '$_smarty_tpl->') != 0
                ) {
                    $merge_compiled_includes = false;
                    if ($compiler->inheritance && $compiler->smarty->inheritance_merge_compiled_includes) {
                        $compiler->trigger_template_error(' variable compile_id not allow within {block} tags');
                    }
                }
            }
        }
        if ($merge_compiled_includes) {
            if ($compiler->template->caching && ($compiler->tag_nocache || $compiler->nocache) && $_caching != self::CACHING_NOCACHE_CODE) {
                $merge_compiled_includes = false;
                if ($compiler->inheritance && $compiler->smarty->inheritance_merge_compiled_includes) {
                    $compiler->trigger_template_error(' invalid caching mode of subtemplate within {block} tags');
                }
            }
        }
        if ($merge_compiled_includes) {
            // we must observe different compile_id
            $uid = sha1($_compile_id);
            $tpl_name = null;
            $nocache = false;
            /** @var Smarty_Internal_Template $_smarty_tpl
             * used in evaluated code
             */
            $_smarty_tpl = $compiler->template;
            eval("\$tpl_name = $include_file;");
            if (!isset($compiler->smarty->merged_templates_func[$tpl_name][$uid])) {
                $tpl = new $compiler->smarty->template_class ($tpl_name, $compiler->smarty, $compiler->template, $compiler->template->cache_id, $compiler->template->compile_id);
                // save unique function name
                $compiler->smarty->merged_templates_func[$tpl_name][$uid]['func'] = $tpl->properties['unifunc'] = 'content_' . str_replace(array('.', ','), '_', uniqid('', true));
                // use current nocache hash for inlined code
                $compiler->smarty->merged_templates_func[$tpl_name][$uid]['nocache_hash'] = $tpl->properties['nocache_hash'] = $compiler->template->properties['nocache_hash'];
                if ($compiler->template->caching && $_caching == self::CACHING_NOCACHE_CODE) {
                    // all code must be nocache
                    $nocache = true;
                }
                if ($compiler->inheritance) {
                    $tpl->compiler->inheritance = true;
                }
                // make sure whole chain gets compiled
                $tpl->mustCompile = true;
                if (!($tpl->source->uncompiled) && $tpl->source->exists) {

                    // get compiled code
                    $compiled_code = $tpl->compiler->compileTemplate($tpl, $nocache);
                    // release compiler object to free memory
                    unset($tpl->compiler);
                    // merge compiled code for {function} tags
                    $compiler->template->properties['function'] = array_merge($compiler->template->properties['function'], $tpl->properties['function']);
                    // merge filedependency
                    $tpl->properties['file_dependency'][$tpl->source->uid] = array($tpl->source->filepath, $tpl->source->timestamp, $tpl->source->type);
                    $compiler->template->properties['file_dependency'] = array_merge($compiler->template->properties['file_dependency'], $tpl->properties['file_dependency']);
                    // remove header code
                    $compiled_code = preg_replace("/(<\?php \/\*%%SmartyHeaderCode:{$tpl->properties['nocache_hash']}%%\*\/(.+?)\/\*\/%%SmartyHeaderCode%%\*\/\?>\n)/s", '', $compiled_code);
                    if ($tpl->has_nocache_code) {
                        // replace nocache_hash
                        $compiled_code = str_replace("{$tpl->properties['nocache_hash']}", $compiler->template->properties['nocache_hash'], $compiled_code);
                        $compiler->template->has_nocache_code = true;
                    }
                    $compiler->merged_templates[$tpl->properties['unifunc']] = $compiled_code;
                    $has_compiled_template = true;
                    unset ($tpl);
                }
            } else {
                $has_compiled_template = true;
            }
        }
        // delete {include} standard attributes
        unset($_attr['file'], $_attr['assign'], $_attr['cache_id'], $_attr['compile_id'], $_attr['cache_lifetime'], $_attr['nocache'], $_attr['caching'], $_attr['scope'], $_attr['inline']);
        // remaining attributes must be assigned as smarty variable
        if (!empty($_attr)) {
            if ($_parent_scope == Smarty::SCOPE_LOCAL) {
                // create variables
                $nccode = '';
                foreach ($_attr as $key => $value) {
                    $_pairs[] = "'$key'=>$value";
                    $nccode .= "\$_smarty_tpl->tpl_vars['$key'] =  new Smarty_variable($value);\n";
                }
                $_vars = 'array(' . join(',', $_pairs) . ')';
            } else {
                $compiler->trigger_template_error('variable passing not allowed in parent/global scope', $compiler->lex->taglineno);
            }
        } else {
            $_vars = 'array()';
        }
        if ($has_compiled_template) {
            // never call inline templates in nocache mode
            $compiler->suppressNocacheProcessing = true;
            $_hash = $compiler->smarty->merged_templates_func[$tpl_name][$uid]['nocache_hash'];
            $_output = "<?php /*  Call merged included template \"" . $tpl_name . "\" */\n";
            $_output .= "\$_tpl_stack[] = \$_smarty_tpl;\n";
            if (!empty($nccode) && $_caching == 9999 && $_smarty_tpl->caching) {
                $compiler->suppressNocacheProcessing = false;
                $_output .=  substr($compiler->processNocacheCode('<?php ' .$nccode . "?>\n", true), 6, -3);
                $compiler->suppressNocacheProcessing = true;
            }
            $_output .= " \$_smarty_tpl = \$_smarty_tpl->setupInlineSubTemplate($include_file, $_cache_id, $_compile_id, $_caching, $_cache_lifetime, $_vars, $_parent_scope, '$_hash');\n";
            if (isset($_assign)) {
                $_output .= 'ob_start(); ';
            }
            $_output .= $compiler->smarty->merged_templates_func[$tpl_name][$uid]['func'] . "(\$_smarty_tpl);\n";
            $_output .= "\$_smarty_tpl = array_pop(\$_tpl_stack); ";
            if (isset($_assign)) {
                $_output .= " \$_smarty_tpl->tpl_vars[$_assign] = new Smarty_variable(ob_get_clean());";
            }
            $_output .= "\n/*  End of included template \"" . $tpl_name . "\" */?>";

            return $_output;
        }

        // was there an assign attribute
        if (isset($_assign)) {
            $_output = "<?php \$_smarty_tpl->tpl_vars[$_assign] = new Smarty_variable(\$_smarty_tpl->getSubTemplate ($include_file, $_cache_id, $_compile_id, $_caching, $_cache_lifetime, $_vars, $_parent_scope));?>\n";;
        } else {
            $_output = "<?php echo \$_smarty_tpl->getSubTemplate ($include_file, $_cache_id, $_compile_id, $_caching, $_cache_lifetime, $_vars, $_parent_scope);?>\n";
        }

        return $_output;
    }
}
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