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| author | Mike Funk <mfunk@xulonpress.com> | 2011-10-10 16:31:56 +0200 |
|---|---|---|
| committer | Mike Funk <mfunk@xulonpress.com> | 2011-10-10 16:31:56 +0200 |
| commit | 8afb848fded8fbdfa24b72df7f067e960c83c0e8 (patch) | |
| tree | bf3d8fa70610253cb13a87c1aa9d634dcee9f413 /user_guide_src/source/overview/appflow.rst | |
| parent | 25246b6b29d87ad7a4f304a7b5623c9f57953356 (diff) | |
| parent | bdbe6d222c15e9d1b42a8ee3a3e7fe04b753c1ba (diff) | |
Codeigniter develop latest.
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 |