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| author | Kyle Farris <kylefarris@kylefarris.gotdns.org> | 2011-10-14 18:48:53 +0200 |
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| committer | Kyle Farris <kylefarris@kylefarris.gotdns.org> | 2011-10-14 18:48:53 +0200 |
| commit | 974cc5757e1da3a89af7b9bc700b805ba05dd3bb (patch) | |
| tree | 109313ba07a2eed2bb8d015ef5f6af8f9205dae2 /user_guide_src/source/overview/appflow.rst | |
| parent | 6636cef6fc457b3a0490d051587cb430aa0021d0 (diff) | |
| parent | a2125a5d830fd390b4cf35f77e9bb0558cfa2dd7 (diff) | |
Merged with develop and updated to new changelog.
Diffstat (limited to 'user_guide_src/source/overview/appflow.rst')
| -rw-r--r-- | user_guide_src/source/overview/appflow.rst | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/user_guide_src/source/overview/appflow.rst b/user_guide_src/source/overview/appflow.rst new file mode 100644 index 000000000..bb15130d2 --- /dev/null +++ b/user_guide_src/source/overview/appflow.rst @@ -0,0 +1,23 @@ +###################### +Application Flow Chart +###################### + +The following graphic illustrates how data flows throughout the system: + +|CodeIgniter application flow| + +#. The index.php serves as the front controller, initializing the base + resources needed to run CodeIgniter. +#. The Router examines the HTTP request to determine what should be done + with it. +#. If a cache file exists, it is sent directly to the browser, bypassing + the normal system execution. +#. Security. Before the application controller is loaded, the HTTP + request and any user submitted data is filtered for security. +#. The Controller loads the model, core libraries, helpers, and any + other resources needed to process the specific request. +#. The finalized View is rendered then sent to the web browser to be + seen. If caching is enabled, the view is cached first so that on + subsequent requests it can be served. + +.. |CodeIgniter application flow| image:: ../images/appflowchart.gif |