-- packages/static-pages/sql/static-pages-create.sql -- -- /** -- * Data model creation script for static-pages. -- * -- * Copyright (C) 2001 ArsDigita Corporation -- * Author: Brandoch Calef (bcalef@arsdigita.com) -- * Creation: 2001-02-02 -- * -- * $Id: static-pages-create.sql,v 1.1 2002/07/09 17:35:13 rmello Exp $ -- * -- * This is free software distributed under the terms of the GNU Public -- * License. Full text of the license is available from the GNU Project: -- * http://www.fsf.org/copyleft/gpl.html -- **/ -- set def off create table sp_folders ( folder_id integer constraint sp_folders_folder_id_pk primary key constraint sp_folders_folder_id_fk references cr_folders, parent_id integer constraint sp_folders_parent_id_fk references sp_folders(folder_id), package_id integer constraint sp_folders_package_id_fk references apm_packages, tree_sortkey varbit ); comment on table sp_folders is ' Holds the folder hierarchy, mirroring the structure of the folders in the content repository. Used for navigating through the static pages in a hierarchical manner. '; comment on column sp_folders.folder_id is ' ID of folder. '; comment on column sp_folders.parent_id is ' ID of parent folder; null if this is the root folder. '; comment on column sp_folders.package_id is ' Keep track of the package that owns the folder. This is used to avoid conflicts if more than one package is using Static Pages functions. '; -- These indices are needed because the columns have foreign key constraints. -- create index sp_folders_parent_id_idx on sp_folders(parent_id); create index sp_folders_package_id_idx on sp_folders(package_id); --tree_sortkey index DaveB create index sp_folders_tree_skey_idx on sp_folders (tree_sortkey); create function sp_folders_get_tree_sortkey(integer) returns varbit as ' declare p_folder_id alias for $1; begin return tree_sortkey from sp_folders where folder_id = p_folder_id; end;' language 'plpgsql'; -- tree_sortkey triggers DaveB create function sp_folders_insert_tr () returns opaque as ' declare v_parent_sk varbit default null; v_max_value integer; begin if new.parent_id is null then select max(tree_leaf_key_to_int(tree_sortkey)) into v_max_value from sp_folders where parent_id is null; else select max(tree_leaf_key_to_int(tree_sortkey)) into v_max_value from sp_folders where parent_id = new.parent_id; select tree_sortkey into v_parent_sk from sp_folders where folder_id = new.parent_id; end if; new.tree_sortkey := tree_next_key(v_parent_sk, v_max_value); return new; end;' language 'plpgsql'; create trigger sp_folders_insert_tr before insert on sp_folders for each row execute procedure sp_folders_insert_tr (); create function sp_folders_update_tr () returns opaque as ' declare v_parent_sk varbit default null; v_max_value integer; v_rec record; clr_keys_p boolean default ''t''; begin if new.folder_id = old.folder_id and ((new.parent_id = old.parent_id) or (new.parent_id is null and old.parent_id is null)) then return new; end if; for v_rec in select folder_id, parent_id from sp_folders where tree_sortkey between new.tree_sortkey and tree_right(new.tree_sortkey) order by tree_sortkey LOOP if clr_keys_p then update sp_folders set tree_sortkey = null where tree_sortkey between new.tree_sortkey and tree_right(new.tree_sortkey); clr_keys_p := ''f''; end if; select max(tree_leaf_key_to_int(tree_sortkey)) into v_max_value from sp_folders where parent_id = v_rec.parent_id; select tree_sortkey into v_parent_sk from sp_folders where folder_id = v_rec.parent_id update sp_folders set tree_sortkey = tree_next_key(v_parent_sk, v_max_value) where folder_id = v_rec.folder_id; end LOOP; return new; end;' language 'plpgsql'; create trigger sp_folders_update_tr before update on sp_folders for each row execute procedure sp_folders_update_tr (); -- end of tree_sortkey triggers DaveB -- The title and content of each page will go into cr_revisions. Here -- we record the filename. -- create table static_pages ( static_page_id integer constraint static_pgs_static_pg_id_fk references cr_items constraint static_pgs_static_pg_pk primary key, filename varchar(500), folder_id integer constraint static_pgs_folder_id_fk references sp_folders, show_comments_p boolean default 't' not null, mtime integer ); comment on table static_pages is ' Extends the cr_items table to hold information on static pages. '; comment on column static_pages.filename is ' The full path of the file (e.g. /web/my_site/www/books/index.html). '; comment on column static_pages.folder_id is ' ID of folder containing page. '; comment on column static_pages.show_comments_p is ' Are comments shown on the page, or is the user simply offered a link to view the comments? '; comment on column static_pages.mtime is ' Last modification time of file as reported by [file mtime] '; -- Another foreign key column: -- create index static_pages_folder_id_idx on static_pages(folder_id); -- We need an index on the filename column since the page handler -- queries against it to get page information. -- create index static_pages_filename_idx on static_pages(filename); -- These holds the ids of files and folders that are actually in the -- filesystem. Once it is updated, we can delete all static_pages -- and sp_folders that don't have rows in sp_extant_*. -- create table sp_extant_files ( session_id integer not null, static_page_id integer not null constraint sp_extant_files_file_id_fk references static_pages on delete cascade ); comment on table sp_extant_files is ' Holds the ids of files that are actually in the filesystem. Once it is updated, we can delete all static_pages that don''t have a row in sp_extant_files. '; comment on column sp_extant_files.session_id is ' Each syncing session has an identifier in order to avoid conflicts that would arise if two admins sync simultaneously. '; comment on column sp_extant_files.static_page_id is ' The static_page_id for a file in the filesystem. '; create table sp_extant_folders ( session_id integer not null, folder_id integer not null constraint sp_extant_folders_file_id_fk references sp_folders on delete cascade ); comment on table sp_extant_folders is ' Holds the ids of folders that are actually in the filesystem. Once it is updated, we can delete all sp_folders that don''t have a row in sp_extant_folders. '; comment on column sp_extant_folders.session_id is ' Each syncing session has an identifier in order to avoid conflicts that would arise if two admins sync simultaneously. '; comment on column sp_extant_folders.folder_id is ' The folder_id for a folder in the filesystem. '; -- Here's where we get our session_ids: create sequence sp_session_id_sequence; create view sp_session_id_seq as select nextval('sp_session_id_sequence') as nextval; -- this also creates the acs_object type select content_type__create_type ( 'static_page', -- content_type 'content_revision', -- supertype 'Static Page', -- pretty_name 'Static Pages', -- pretty_plural 'static_pages', -- table_name 'static_page_id', -- id_column null -- name_method ); select content_type__create_attribute ( 'static_page', -- content_type 'filename', -- attribute_name 'text', -- datatype 'Filename', -- pretty_name 'Filenames', -- pretty_plural null, -- sort_order null, -- default_value 'varchar(500)' -- column_spec ); -- create or replace package body static_page as create function static_page__new ( integer, -- static_page_id in static_pages.static_page_id%TYPE -- default null, integer, -- folder_id in sp_folders.folder_id%TYPE, varchar, -- filename in static_pages.filename%TYPE default null, varchar, -- title in cr_revisions.title%TYPE default null, text, -- content in cr_revisions.content%TYPE default null, boolean, -- show_comments_p in static_pages.show_comments_p%TYPE default 't', timestamp, -- creation_date in acs_objects.creation_date%TYPE -- default sysdate, integer, -- creation_user in acs_objects.creation_user%TYPE -- default null, varchar, -- creation_ip in acs_objects.creation_ip%TYPE -- default null, integer, -- context_id in acs_objects.context_id%TYPE -- default null integer -- mtime ) returns integer as ' declare p_static_page_id alias for $1; p_folder_id alias for $2; p_filename alias for $3; p_title alias for $4; p_content alias for $5; p_show_comments_p alias for $6; p_creation_date alias for $7; p_creation_user alias for $8; p_creation_ip alias for $9; p_context_id alias for $10; p_mtime alias for $11; v_item_id static_pages.static_page_id%TYPE; v_permission_row RECORD; v_revision_id integer; v_is_live boolean default ''t''; v_mime_type cr_revisions.mime_type%TYPE default ''text/html''; v_storage_type cr_items.storage_type%TYPE default ''file''; begin -- Create content item; this also makes the content revision. -- One might be tempted to set the content_type to static_page, -- But this would confuse site-wide-search, which expects to -- see a content_type of content_revision. v_item_id := content_item__new( p_static_page_id, -- item_id p_filename, -- name p_folder_id, -- parent_id p_title, -- title p_creation_date, -- creation_date p_creation_user, -- creation_user p_context_id, -- context_id p_creation_ip, -- creation_ip v_is_live, -- is_live v_mime_type, -- mime_type p_content, -- text v_storage_type, -- storage_type FALSE, -- security_inherit_p ''STATIC_PAGES'', -- storage_area_key ''content_item'', -- item subtype ''static_page'' -- content_type ); -- We want to be able to have non-commentable folders below -- commentable folders. We can''t do this if we leave security -- inheritance enabled. -- -- uses overloaded content_item__new and acs_object__new to set -- security_inherit_p to ''f'' DaveB -- update acs_objects set security_inherit_p = ''f'' -- where object_id = v_item_id; -- Copy permissions from the parent: for v_permission_row in select grantee_id,privilege from acs_permissions where object_id = p_folder_id loop perform acs_permission__grant_permission( v_item_id, -- object_id v_permission_row.grantee_id, -- grantee_id v_permission_row.privilege -- privilege ); end loop; -- Insert row into static_pages: insert into static_pages (static_page_id, filename, folder_id, show_comments_p, mtime) values ( v_item_id, p_filename, p_folder_id, p_show_comments_p, p_mtime ); return v_item_id; end;' language 'plpgsql'; create function static_page__new ( integer, -- folder_id in sp_folders.folder_id%TYPE, varchar, -- filename in static_pages.filename%TYPE default null, varchar, -- title in cr_revisions.title%TYPE default null integer -- mtime ) returns integer as ' declare p_folder_id alias for $1; p_filename alias for $2; p_title alias for $3; p_mtime alias for $4; v_static_page_id static_pages.static_page_id%TYPE; v_item_id static_pages.static_page_id%TYPE; begin return static_page__new ( NULL, -- static_page_id p_folder_id, -- folder_id p_filename, -- filename p_title, -- title NULL, -- content ''t'', -- show_comments_p now(), -- creation_date NULL, -- creation_user NULL, -- creation_ip NULL, -- conext_id p_mtime -- mtime ); end;' language 'plpgsql'; create function static_page__delete ( integer -- static_page_id in static_pages.static_page_id%TYPE ) returns integer as ' declare p_static_page_id alias for $1; v_comment_row RECORD; v_rec_affected integer; v_static_page_id integer; begin -- Delete all permissions on this page: delete from acs_permissions where object_id = p_static_page_id; -- Drop all comments on this page. general-comments doesn''t have -- a comment.delete() function, so I just do this (see the -- general-comments drop script): for v_comment_row in select comment_id from general_comments where object_id = p_static_page_id loop delete from images where image_id in ( select latest_revision from cr_items where parent_id = v_comment_row.comment_id ); PERFORM acs_message__delete(v_comment_row.comment_id); end loop; -- Delete the page. -- WE SHOULDN''T NEED TO DO THIS: CONTENT_ITEM.DELETE SHOULD TAKE CARE OF -- DELETING FROM STATIC PAGES. delete from static_pages where static_page_id = p_static_page_id; GET DIAGNOSTICS v_rec_affected = ROW_COUNT; RAISE NOTICE ''*** Number of rows deleted: %'',v_rec_affected; select into v_static_page_id static_page_id from static_pages where static_page_id = p_static_page_id; GET DIAGNOSTICS v_rec_affected = ROW_COUNT; RAISE NOTICE ''*** selected % rows still in static_pages'',v_rec_affected; PERFORM content_item__delete(p_static_page_id); return 0; end;' language 'plpgsql'; create function static_page__get_root_folder ( integer -- package_id in apm_packages.package_id%TYPE ) returns integer as ' declare p_package_id alias for $1; v_folder_exists_p integer; v_folder_id sp_folders.folder_id%TYPE; v_rows integer; begin -- If there isn''t a root folder for this package, create one. -- Otherwise, just return its id. select count(*) into v_folder_exists_p where exists ( select 1 from sp_folders where package_id = p_package_id and parent_id is null ); if v_folder_exists_p = 0 then v_folder_id := static_page__new_folder ( null, ''sp_root'', -- name ''sp_root'', -- label null, null, null, null, null, null ); update sp_folders set package_id = p_package_id where folder_id = v_folder_id; PERFORM acs_permission__grant_permission ( v_folder_id, -- object_id acs__magic_object_id(''the_public''), -- grantee_id ''general_comments_create'' -- privilege ); -- The comments will inherit read permission from the pages, -- so the public should be able to read the static pages. PERFORM acs_permission__grant_permission ( v_folder_id, -- object_id acs__magic_object_id(''the_public''), -- grantee_id ''read'' -- privilege ); else select folder_id into v_folder_id from sp_folders where package_id = p_package_id and parent_id is null; end if; return v_folder_id; end;' language 'plpgsql'; create function static_page__new_folder ( integer, -- folder_id in sp_folders.folder_id%TYPE -- default null, varchar, -- name in cr_items.name%TYPE, varchar, -- label in cr_folders.label%TYPE, text, -- description in cr_folders.description%TYPE default null, integer, -- parent_id in cr_items.parent_id%TYPE default null, timestamp, -- creation_date in acs_objects.creation_date%TYPE -- default sysdate, integer, -- creation_user in acs_objects.creation_user%TYPE -- default null, varchar, -- creation_ip in acs_objects.creation_ip%TYPE -- default null, integer -- context_id in acs_objects.context_id%TYPE -- default null ) returns integer as ' declare p_folder_id alias for $1; p_name alias for $2; p_label alias for $3; p_description alias for $4; p_parent_id alias for $5; p_creation_date alias for $6; p_creation_user alias for $7; p_creation_ip alias for $8; p_context_id alias for $9; v_folder_id sp_folders.folder_id%TYPE; v_parent_id cr_items.parent_id%TYPE; v_package_id apm_packages.package_id%TYPE; v_creation_date acs_objects.creation_date%TYPE; v_permission_row RECORD; begin if p_creation_date is null then v_creation_date := now(); else v_creation_date := p_creation_date; end if; if p_parent_id is null then v_parent_id := 0; else v_parent_id := p_parent_id; end if; v_folder_id := content_folder__new ( p_name, -- name p_label, -- label p_description, -- description v_parent_id, -- parent_id p_context_id, -- context_id p_folder_id, -- folder_id v_creation_date, -- creation_date p_creation_user, -- creation_user p_creation_ip, -- creation_ip ''f'' -- secuity_inherit_p ); if p_parent_id is not null then -- Get the package_id from the parent: select package_id into v_package_id from sp_folders where folder_id = p_parent_id; insert into sp_folders (folder_id, parent_id, package_id) values (v_folder_id, p_parent_id, v_package_id); -- update acs_objects set security_inherit_p = ''f'' -- where object_id = v_folder_id; -- Copy permissions from the parent: for v_permission_row in select * from acs_permissions where object_id = p_parent_id loop perform acs_permission__grant_permission( v_folder_id, -- object_id v_permission_row.grantee_id, -- grantee_id v_permission_row.privilege -- privilege ); end loop; else insert into sp_folders (folder_id, parent_id) values (v_folder_id, p_parent_id); -- if it''s a root folder, allow it to contain static pages and -- other folders (subfolders will inherit these properties) PERFORM content_folder__register_content_type ( v_folder_id, -- folder_id ''static_page'', -- content_type ''f'' ); PERFORM content_folder__register_content_type ( v_folder_id, -- folder_id ''content_revision'', -- content_type ''f'' ); PERFORM content_folder__register_content_type ( v_folder_id, -- folder_id ''content_folder'', -- content_type ''f'' ); end if; return v_folder_id; end;' language 'plpgsql'; create function static_page__delete_folder ( integer -- folder_id in sp_folders.folder_id%TYPE ) returns integer as ' declare p_folder_id alias for $1; v_folder_row RECORD; v_page_row RECORD; begin for v_folder_row in select s1.folder_id, tree_level(s1.tree_sortkey) as path_depth from sp_folders s1, sp_folders s2 where s2.folder_id = p_folder_id and s1.tree_sortkey between s2.tree_sortkey and tree_right(s2.tree_sortkey) order by path_depth desc loop for v_page_row in select static_page_id from static_pages where folder_id = v_folder_row.folder_id loop PERFORM static_page__delete(v_page_row.static_page_id); end loop; delete from sp_folders where folder_id = v_folder_row.folder_id; PERFORM content_folder__delete(v_folder_row.folder_id); end loop; return 0; end;' language 'plpgsql'; create function static_page__delete_stale_items ( integer, -- session_id in sp_extant_files.session_id%TYPE, integer -- package_id in apm_packages.package_id%TYPE ) returns integer as ' declare p_session_id alias for $1; p_package_id alias for $2; v_root_folder_id sp_folders.folder_id%TYPE; v_stale_file_row RECORD; v_stale_folder_row RECORD; begin v_root_folder_id := static_page__get_root_folder(p_package_id); -- First delete all files that are descendants of the root folder -- but aren''t in sp_extant_files for v_stale_file_row in select sp.static_page_id from static_pages sp, sp_folders s1, sp_folders s2 where sp.folder_id = s1.folder_id and s2.folder_id = v_root_folder_id and s1.tree_sortkey between s2.tree_sortkey and tree_right(s2.tree_sortkey) and not exists (select 1 from sp_extant_files sef where sef.session_id = p_session_id and sp.static_page_id = sef.static_page_id) loop PERFORM static_page__delete(v_stale_file_row.static_page_id); end loop; -- Now delete all folders that aren''t in sp_extant_folders. There are two -- views created on the fly here: dead (all descendants of the root -- folder not in sp_extant_folders) and path (each folder and its depth). -- They are joined together to get the depth of all the folders that -- need to be deleted. The root folder is excluded because it won''t -- show up in the filesystem search, so it will be missing from -- sp_extant_folders. for v_stale_folder_row in select dead.folder_id from (select folder_id from sp_folders where folder_id not in ( select folder_id from sp_extant_folders where session_id = p_session_id ) ) dead, (select s1.folder_id,tree_level(s1.tree_sortkey) as depth from sp_folders s1, sp_folders s2 where s2.folder_id = v_root_folder_id and s1.tree_sortkey between s2.tree_sortkey and tree_right(s2.tree_sortkey) ) path where dead.folder_id = path.folder_id and dead.folder_id <> v_root_folder_id order by path.depth desc loop delete from sp_folders where folder_id = v_stale_folder_row.folder_id; perform content_folder__delete(v_stale_folder_row.folder_id); end loop; return 0; end;' language 'plpgsql'; create function static_page__grant_permission ( integer, -- item_id in acs_permissions.object_id%TYPE, integer, -- grantee_id in acs_permissions.grantee_id%TYPE, varchar, -- privilege in acs_permissions.privilege%TYPE, boolean -- recursive_p in char ) returns integer as ' declare p_item_id alias for $1; p_grantee_id alias for $2; p_privilege alias for $3; p_recursive_p alias for $4; v_file_row RECORD; v_folder_row RECORD; begin if p_recursive_p = ''t'' then -- For each folder that is a descendant of item_id, grant. for v_folder_row in select s1.folder_id from sp_folders s1, sp_folders s2 where s2.folder_id = p_item_id and s1.tree_sortkey between s2.tree_sortkey and tree_right(s2.tree_sortkey) loop perform acs_permission__grant_permission( v_folder_row.folder_id, -- object_id p_grantee_id, -- grantee_id p_privilege -- privilege ); end loop; -- For each file that is a descendant of item_id, grant. for v_file_row in select sp.static_page_id from static_pages sp, sp_folders s1, sp_folders s2 where sp.folder_id = s1.folder_id and s2.folder_id = p_item_id and s1.tree_sortkey between s2.tree_sortkey and tree_right(s2.tree_sortkey) loop perform acs_permission__grant_permission( v_file_row.static_page_id, -- object_id p_grantee_id, -- grantee_id p_privilege -- privilege ); end loop; else perform acs_permission__grant_permission( p_item_id, -- object_id p_grantee_id, -- grantee_id p_privilege -- privilege ); end if; return 0; end;' language 'plpgsql'; create function static_page__revoke_permission ( integer, -- item_id in acs_permissions.object_id%TYPE, integer, -- grantee_id in acs_permissions.grantee_id%TYPE, varchar, -- privilege in acs_permissions.privilege%TYPE, boolean -- recursive_p in char ) returns integer as ' declare p_item_id alias for $1; p_grantee_id alias for $2; p_privilege alias for $3; p_recursive_p alias for $4; v_file_row RECORD; v_folder_row RECORD; begin if p_recursive_p = ''t'' then -- For each folder that is a descendant of item_id, revoke. for v_folder_row in select s1.folder_id from sp_folders s1, sp_folders s2 where s2.folder_id = p_item_id and s1.tree_sortkey between s2.tree_sortkey and tree_right(s2.tree_sortkey) loop perform acs_permission__revoke_permission( v_folder_row.folder_id, -- object_id p_grantee_id, -- grantee_id p_privilege -- privilege ); end loop; -- For each file that is a descendant of item_id, revoke. for v_file_row in select sp.static_page_id from static_pages sp, sp_folders s1, sp_folders s2 where sp.folder_id = s1.folder_id and s2.folder_id = p_item_id and s1.tree_sortkey between s2.tree_sortkey and tree_right(s2.tree_sortkey) loop perform acs_permission__revoke_permission( v_file_row.static_page_id, -- object_id p_grantee_id, -- grantee_id p_privilege -- privilege ); end loop; else perform acs_permission__revoke_permission( p_item_id, -- object_id p_grantee_id, -- grantee_id p_privilege -- privilege ); end if; return 0; end;' language 'plpgsql'; create function static_page__five_n_spaces ( integer -- n in integer ) returns varchar as ' declare p_n alias for $1; space_string varchar(400); begin space_string := ''''; for i in 1..p_n loop space_string := space_string || ''     ''; end loop; return space_string; end;' language 'plpgsql'; create function static_page__set_show_comments_p ( integer, -- item_id in acs_permissions.object_id%TYPE, boolean -- show_comments_p in static_pages.show_comments_p%TYPE ) returns integer as ' declare p_item_id alias for $1; p_show_comments_p alias for $2; begin update static_pages set show_comments_p = p_show_comments_p where static_page_id = p_item_id; return 0; end;' language 'plpgsql'; create function static_page__get_show_comments_p ( integer -- item_id in acs_permissions.object_id%TYPE ) returns boolean as ' declare p_item_id alias for $1; -- p_ stands for parameter v_show_comments_p static_pages.show_comments_p%TYPE; begin select show_comments_p into v_show_comments_p from static_pages where static_page_id = p_item_id; return v_show_comments_p; end;' language 'plpgsql'; \i static-pages-sc-create.sql -- end static_page;