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.\" ========================================================================
.\"
.IX Title "CPANPLUS::Internals::Source 3pm"
.TH CPANPLUS::Internals::Source 3pm "2017-01-21" "perl v5.24.1" "User Contributed Perl Documentation"
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
.\" way too many mistakes in technical documents.
.if n .ad l
.nh
.SH "NAME"
CPANPLUS::Internals::Source \- internals for updating source files
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 1
\&    ### lazy load author/module trees ###
\&
\&    $cb\->_author_tree;
\&    $cb\->_module_tree;
.Ve
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
CPANPLUS::Internals::Source controls the updating of source files and
the parsing of them into usable module/author trees to be used by
\&\f(CW\*(C`CPANPLUS\*(C'\fR.
.PP
Functions exist to check if source files are still \f(CW\*(C`good to use\*(C'\fR as
well as update them, and then parse them.
.PP
The flow looks like this:
.PP
.Vb 10
\&    $cb\->_author_tree || $cb\->_module_tree
\&        $cb\->_check_trees
\&            $cb\->_\|_check_uptodate
\&                $cb\->_update_source
\&            $cb\->_\|_update_custom_module_sources
\&                $cb\->_\|_update_custom_module_source
\&        $cb\->_build_trees
\&            ### engine methods
\&            {   $cb\->_init_trees;
\&                $cb\->_standard_trees_completed
\&                $cb\->_custom_trees_completed
\&            }
\&            $cb\->_\|_create_author_tree
\&                ### engine methods
\&                { $cb\->_add_author_object }
\&            $cb\->_\|_create_module_tree
\&                $cb\->_\|_create_dslip_tree
\&                ### engine methods
\&                { $cb\->_add_module_object }
\&            $cb\->_\|_create_custom_module_entries
\&
\&    $cb\->_dslip_defs
.Ve
.SH "METHODS"
.IX Header "METHODS"
.ie n .SS "$cb\->_build_trees( uptodate => \s-1BOOL,\s0 [use_stored => \s-1BOOL,\s0 path => $path, verbose => \s-1BOOL\s0] )"
.el .SS "\f(CW$cb\fP\->_build_trees( uptodate => \s-1BOOL,\s0 [use_stored => \s-1BOOL,\s0 path => \f(CW$path\fP, verbose => \s-1BOOL\s0] )"
.IX Subsection "$cb->_build_trees( uptodate => BOOL, [use_stored => BOOL, path => $path, verbose => BOOL] )"
This method rebuilds the author\- and module-trees from source.
.PP
It takes the following arguments:
.IP "uptodate" 4
.IX Item "uptodate"
Indicates whether any on disk caches are still ok to use.
.IP "path" 4
.IX Item "path"
The absolute path to the directory holding the source files.
.IP "verbose" 4
.IX Item "verbose"
A boolean flag indicating whether or not to be verbose.
.IP "use_stored" 4
.IX Item "use_stored"
A boolean flag indicating whether or not it is ok to use previously
stored trees. Defaults to true.
.PP
Returns a boolean indicating success.
.ie n .SS "$cb\->_check_trees( [update_source => \s-1BOOL,\s0 path => \s-1PATH,\s0 verbose => \s-1BOOL\s0] )"
.el .SS "\f(CW$cb\fP\->_check_trees( [update_source => \s-1BOOL,\s0 path => \s-1PATH,\s0 verbose => \s-1BOOL\s0] )"
.IX Subsection "$cb->_check_trees( [update_source => BOOL, path => PATH, verbose => BOOL] )"
Retrieve source files and return a boolean indicating whether or not
the source files are up to date.
.PP
Takes several arguments:
.IP "update_source" 4
.IX Item "update_source"
A flag to force re-fetching of the source files, even
if they are still up to date.
.IP "path" 4
.IX Item "path"
The absolute path to the directory holding the source files.
.IP "verbose" 4
.IX Item "verbose"
A boolean flag indicating whether or not to be verbose.
.PP
Will get information from the config file by default.
.ie n .SS "$cb\->_\|_check_uptodate( file => $file, name => $name, [update_source => \s-1BOOL,\s0 verbose => \s-1BOOL\s0] )"
.el .SS "\f(CW$cb\fP\->_\|_check_uptodate( file => \f(CW$file\fP, name => \f(CW$name\fP, [update_source => \s-1BOOL,\s0 verbose => \s-1BOOL\s0] )"
.IX Subsection "$cb->__check_uptodate( file => $file, name => $name, [update_source => BOOL, verbose => BOOL] )"
\&\f(CW\*(C`_\|_check_uptodate\*(C'\fR checks if a given source file is still up-to-date
and if not, or when \f(CW\*(C`update_source\*(C'\fR is true, will re-fetch the source
file.
.PP
Takes the following arguments:
.IP "file" 4
.IX Item "file"
The source file to check.
.IP "name" 4
.IX Item "name"
The internal shortcut name for the source file (used for config
lookups).
.IP "update_source" 4
.IX Item "update_source"
Flag to force updating of sourcefiles regardless.
.IP "verbose" 4
.IX Item "verbose"
Boolean to indicate whether to be verbose or not.
.PP
Returns a boolean value indicating whether the current files are up
to date or not.
.ie n .SS "$cb\->_update_source( name => $name, [path => $path, verbose => \s-1BOOL\s0] )"
.el .SS "\f(CW$cb\fP\->_update_source( name => \f(CW$name\fP, [path => \f(CW$path\fP, verbose => \s-1BOOL\s0] )"
.IX Subsection "$cb->_update_source( name => $name, [path => $path, verbose => BOOL] )"
This method does the actual fetching of source files.
.PP
It takes the following arguments:
.IP "name" 4
.IX Item "name"
The internal shortcut name for the source file (used for config
lookups).
.IP "path" 4
.IX Item "path"
The full path where to write the files.
.IP "verbose" 4
.IX Item "verbose"
Boolean to indicate whether to be verbose or not.
.PP
Returns a boolean to indicate success.
.ie n .SS "$cb\->_\|_create_author_tree([path => $path, uptodate => \s-1BOOL,\s0 verbose => \s-1BOOL\s0])"
.el .SS "\f(CW$cb\fP\->_\|_create_author_tree([path => \f(CW$path\fP, uptodate => \s-1BOOL,\s0 verbose => \s-1BOOL\s0])"
.IX Subsection "$cb->__create_author_tree([path => $path, uptodate => BOOL, verbose => BOOL])"
This method opens a source files and parses its contents into a
searchable author-tree or restores a file-cached version of a
previous parse, if the sources are uptodate and the file-cache exists.
.PP
It takes the following arguments:
.IP "uptodate" 4
.IX Item "uptodate"
A flag indicating whether the file-cache is uptodate or not.
.IP "path" 4
.IX Item "path"
The absolute path to the directory holding the source files.
.IP "verbose" 4
.IX Item "verbose"
A boolean flag indicating whether or not to be verbose.
.PP
Will get information from the config file by default.
.PP
Returns a tree on success, false on failure.
.ie n .SS "$cb\->_create_mod_tree([path => $path, uptodate => \s-1BOOL,\s0 verbose => \s-1BOOL\s0])"
.el .SS "\f(CW$cb\fP\->_create_mod_tree([path => \f(CW$path\fP, uptodate => \s-1BOOL,\s0 verbose => \s-1BOOL\s0])"
.IX Subsection "$cb->_create_mod_tree([path => $path, uptodate => BOOL, verbose => BOOL])"
This method opens a source files and parses its contents into a
searchable module-tree or restores a file-cached version of a
previous parse, if the sources are uptodate and the file-cache exists.
.PP
It takes the following arguments:
.IP "uptodate" 4
.IX Item "uptodate"
A flag indicating whether the file-cache is up-to-date or not.
.IP "path" 4
.IX Item "path"
The absolute path to the directory holding the source files.
.IP "verbose" 4
.IX Item "verbose"
A boolean flag indicating whether or not to be verbose.
.PP
Will get information from the config file by default.
.PP
Returns a tree on success, false on failure.
.ie n .SS "$cb\->_\|_create_dslip_tree([path => $path, uptodate => \s-1BOOL,\s0 verbose => \s-1BOOL\s0])"
.el .SS "\f(CW$cb\fP\->_\|_create_dslip_tree([path => \f(CW$path\fP, uptodate => \s-1BOOL,\s0 verbose => \s-1BOOL\s0])"
.IX Subsection "$cb->__create_dslip_tree([path => $path, uptodate => BOOL, verbose => BOOL])"
This method opens a source files and parses its contents into a
searchable dslip-tree or restores a file-cached version of a
previous parse, if the sources are uptodate and the file-cache exists.
.PP
It takes the following arguments:
.IP "uptodate" 4
.IX Item "uptodate"
A flag indicating whether the file-cache is uptodate or not.
.IP "path" 4
.IX Item "path"
The absolute path to the directory holding the source files.
.IP "verbose" 4
.IX Item "verbose"
A boolean flag indicating whether or not to be verbose.
.PP
Will get information from the config file by default.
.PP
Returns a tree on success, false on failure.
.ie n .SS "$cb\->_dslip_defs ()"
.el .SS "\f(CW$cb\fP\->_dslip_defs ()"
.IX Subsection "$cb->_dslip_defs ()"
This function returns the definition structure (\s-1ARRAYREF\s0) of the
dslip tree.
.ie n .SS "$file = $cb\->_add_custom_module_source( uri => \s-1URI,\s0 [verbose => \s-1BOOL\s0] );"
.el .SS "\f(CW$file\fP = \f(CW$cb\fP\->_add_custom_module_source( uri => \s-1URI,\s0 [verbose => \s-1BOOL\s0] );"
.IX Subsection "$file = $cb->_add_custom_module_source( uri => URI, [verbose => BOOL] );"
Adds a custom source index and updates it based on the provided \s-1URI.\s0
.PP
Returns the full path to the index file on success or false on failure.
.ie n .SS "$index = $cb\->_\|_custom_module_source_index_file( uri => $uri );"
.el .SS "\f(CW$index\fP = \f(CW$cb\fP\->_\|_custom_module_source_index_file( uri => \f(CW$uri\fP );"
.IX Subsection "$index = $cb->__custom_module_source_index_file( uri => $uri );"
Returns the full path to the encoded index file for \f(CW$uri\fR, as used by
all \f(CW\*(C`custom module source\*(C'\fR routines.
.ie n .SS "$file = $cb\->_remove_custom_module_source( uri => \s-1URI,\s0 [verbose => \s-1BOOL\s0] );"
.el .SS "\f(CW$file\fP = \f(CW$cb\fP\->_remove_custom_module_source( uri => \s-1URI,\s0 [verbose => \s-1BOOL\s0] );"
.IX Subsection "$file = $cb->_remove_custom_module_source( uri => URI, [verbose => BOOL] );"
Removes a custom index file based on the \s-1URI\s0 provided.
.PP
Returns the full path to the index file on success or false on failure.
.ie n .SS "%files = $cb\->_\|_list_custom_module_sources"
.el .SS "\f(CW%files\fP = \f(CW$cb\fP\->_\|_list_custom_module_sources"
.IX Subsection "%files = $cb->__list_custom_module_sources"
This method scans the 'custom\-sources' directory in your base directory
for additional sources to include in your module tree.
.PP
Returns a list of key value pairs as follows:
.PP
.Vb 1
\&  /full/path/to/source/file%3Fencoded => http://decoded/mirror/path
.Ve
.ie n .SS "$bool = $cb\->_\|_update_custom_module_sources( [verbose => \s-1BOOL\s0] );"
.el .SS "\f(CW$bool\fP = \f(CW$cb\fP\->_\|_update_custom_module_sources( [verbose => \s-1BOOL\s0] );"
.IX Subsection "$bool = $cb->__update_custom_module_sources( [verbose => BOOL] );"
Attempts to update all the index files to your custom module sources.
.PP
If the index is missing, and it's a \f(CW\*(C`file://\*(C'\fR uri, it will generate
a new local index for you.
.PP
Return true on success, false on failure.
.ie n .SS "$ok = $cb\->_\|_update_custom_module_source"
.el .SS "\f(CW$ok\fP = \f(CW$cb\fP\->_\|_update_custom_module_source"
.IX Subsection "$ok = $cb->__update_custom_module_source"
Attempts to update all the index files to your custom module sources.
.PP
If the index is missing, and it's a \f(CW\*(C`file://\*(C'\fR uri, it will generate
a new local index for you.
.PP
Return true on success, false on failure.
.ie n .SS "$bool = $cb\->_\|_write_custom_module_index( path => /path/to/packages, [to => /path/to/index/file, verbose => \s-1BOOL\s0] )"
.el .SS "\f(CW$bool\fP = \f(CW$cb\fP\->_\|_write_custom_module_index( path => /path/to/packages, [to => /path/to/index/file, verbose => \s-1BOOL\s0] )"
.IX Subsection "$bool = $cb->__write_custom_module_index( path => /path/to/packages, [to => /path/to/index/file, verbose => BOOL] )"
Scans the \f(CW\*(C`path\*(C'\fR you provided for packages and writes an index with all
the available packages to \f(CW\*(C`$path/packages.txt\*(C'\fR. If you'd like the index
to be written to a different file, provide the \f(CW\*(C`to\*(C'\fR argument.
.PP
Returns true on success and false on failure.
.ie n .SS "$bool = $cb\->_\|_create_custom_module_entries( [verbose => \s-1BOOL\s0] )"
.el .SS "\f(CW$bool\fP = \f(CW$cb\fP\->_\|_create_custom_module_entries( [verbose => \s-1BOOL\s0] )"
.IX Subsection "$bool = $cb->__create_custom_module_entries( [verbose => BOOL] )"
Creates entries in the module tree based upon the files as returned
by \f(CW\*(C`_\|_list_custom_module_sources\*(C'\fR.
.PP
Returns true on success, false on failure.