Development

Templates, extensions, the API and the code behind it.

140 pages

URL, design, INI and HTTP operators The ten operators of the kernel's eZURLOperator (ezurl, ezroot, ezdesign, ezimage, exturl, ezsys, ezhttp, ezhttp_hasvariable, ezini, ezini_hasvariable), how the ezurlmultisite extension takes them over on a development… DevelopersDesignersApplication creators Development
Module result reference Every key of $Result / $module_result found in the kernel - content, path, title_path, content_info and its 25 keys, view_parameters, pagelayout, navigation_part, left_menu, errorType and the rest - with the code that… DevelopersDesignersApplication creators Development
Translation operators i18n, d18n and x18n The three translation operators of eZi18nOperator, their parameters (context, comment, arguments, extension), how ezpI18n::tr() finds a translation and inserts arguments, how compiled templates translate at compile… DevelopersDesignersApplication creators Development
Icon operators The eight operators of eZWordToImageOperator - class_icon, classgroup_icon, mimetype_icon, action_icon, icon, flag_icon, icon_info and wordtoimage - with their positional parameters, the icon.ini theme and size lookup… DevelopersDesignersApplication creators Development
View parameters The /(name)/value part of a URL - how eZURI parses it, how eZModule::run() maps it to a view's unordered parameters and UserParameters, what content/view turns it into ($view_parameters, one variable per name… DevelopersDesignersApplication creators Development
Menu and tree operators The kernel operators that build navigation - treemenu (a menu that unfolds along the current path), content_structure_tree (a nested tree of nodes) and topmenu (the admin tabs from menu.ini) - with every parameter, the… DevelopersDesignersApplication creators Development
The persistent variable, inside How $persistent_variable travels from a node view template to the pagelayout - the kernel sets it to false, reads it back from the root namespace after rendering, stores it in content_info and in the content view cache… DevelopersDesignersApplication creators Development
Text helper operators of the kernel Five small kernel operators - alphabet, autolink, simpletags, eztoc and month_overview - with their parameters, the settings they read, what they escape and what they do not, and examples rendered on a development… DevelopersDesignersApplication creators Development
Preference, module, package and PDF operators The kernel operators ezpreference, ezmodule, module_params and ezpackage and the library operator pdf - what each reads, its parameters, what it returns, which of them have side effects - with examples rendered on a… DevelopersDesignersApplication creators Development
Siteaccess operators The kernel operators that know the siteaccesses of an installation - siteaccess_url, siteaccess_menu, siteaccess_menu_key and language_switcher - with their parameters, the settings behind them, what they return, how… DevelopersDesignersApplication creators Development
Installation, environment, audit and CSP operators Seven operators the Exponential kernel added - installation_name, is_production_system, exp_environment, exp_environment_badge, audit_label, csp_nonce and view_parameter - with the settings they read, what they return… DevelopersDesignersApplication creators Development
ezjscore operators in depth Every operator of the ezjscore extension - the packer operators ezscript, ezscript_require, ezscript_load, ezscriptfiles, ezcss, ezcss_require, ezcss_load, ezcssfiles, the encoders json_encode, xml_encode, node_encode… DevelopersDesignersApplication creators Development
The template compiler How eZTemplateCompiler turns a parsed template into PHP - the pipeline (node transformation, static optimizations, combining, PHP generation), the compiled file name and folder, the operator and function hints that let… DevelopersDesignersApplication creators Development
ezwebin operators The six operators of the ezwebin extension - ezpagedata, ezpagedata_set, ezpagedata_append, ezarchive, ezkeywordlist and eztagcloud - with their parameters, what ezpagedata computes for a pagelayout, the database… DevelopersDesignersApplication creators Development
Template caches Every cache a template touches - compiled templates, the template-block cache of cache-block (keys, expiry, subtree_expiry, ignore_content_expiry and how the cache file name is built), the content view cache and its… DevelopersDesignersApplication creators Development
eztags and star rating operators The five operators of the eztags extension (eztagscloud, latest_tags, eztags_parent_string, tag_icon, user_limitations) and the three of ezstarrating (fetch_starrating_stats, fetch_starrating_data, fetch_by_starrating)… DevelopersDesignersApplication creators Development
Template resources and overrides How a template name becomes a file - the design: and file: resources, the ordered design bases of a siteaccess (site design, additional designs, standard design, each with its extension designs first), override.ini… DevelopersDesignersApplication creators Development
Errors and debugging The messages the template engine logs - unknown variable, unknown attribute, unknown operator or function, parser errors with line and column, a missing template, def/set/undef misuse - each produced on a development… DevelopersDesignersApplication creators Development
The swark operators How the swark extension registers its 37 one-class-per-operator template operators, the SwarkOperator base class with name=default parameter strings and compiled execute() calls, which of its names other extensions or… DevelopersDesignersApplication creators Development
Swark operators: arrays, strings and URLs Every array, string and URL operator of the swark extension - sort, rsort, asort, arsort, ksort, krsort, shuffle, array_search, range, set_array_element, remove_array_element, split_by_length, shortenw, preg_match… DevelopersDesignersApplication creators Development

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