Module:Item acquisition

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This module depends on the following other modules:

• Module:Util
• Module:Cargo
• Module:Game
• Module:Item acquisition/config
• Module:Quest reward
• Module:Item link

This module implements {{item acquisition}}.

The above documentation is transcluded from Module:Item acquisition/doc. (edit | history)
Editors can experiment in this module's sandbox (create | mirror) and testcases (create) pages.
Subpages of this module.

-- ----------------------------------------------------------------------------
-- Imports
-- ----------------------------------------------------------------------------

local getArgs = require('Module:Arguments').getArgs
local m_game = require('Module:Game')
local m_util = require('Module:Util')
local m_cargo = require('Module:Cargo')
local m_quest_reward = require('Module:Quest reward')._shared
local f_item_link = require('Module:Item link').item_link

-- ----------------------------------------------------------------------------
-- Strings
-- ----------------------------------------------------------------------------
-- This section contains strings used by this module.
-- Add new strings here instead of in-code directly, this will help other
-- people to correct spelling mistakes easier and help with translation to
-- other PoE wikis.
--
-- TODO: Maybe move this out to a separate sub-page module
local i18n = {
    acquisition = {
        header = 'Item acquisition',
        link = '[[File:Questionmark.png|right|24px|link=Path_of_Exile_Wiki:How_to_edit_item_acquisition]]',
        
        drop_leagues = 'Following the [[Version 3.14.0#Unique Item Balance|version 3.14.0 changes]], it is unclear exactly which [[Drop-restricted item#League-specific items|league-specific items]] have been added to the core drop pool. If this item does not exist in the core drop pool, then it can only drop in areas with the league flag for %s active. League-specific items can also be acquired in [[Drop-restricted item#League-specific items|other ways]].',
        drop_disabled = 'This item is [[drop disabled]].',
        area_header = 'Area restrictions',
        area_legacy_header = 'Legacy area restrictions',
        area = 'This item can be acquired in the following areas:',
        monster = 'This item can be acquired from the following monsters:',
        monster_header = 'Monster restrictions',
        
        upgraded_from_header = 'Upgrade paths',
        upgraded_from = 'This item can be acquired through the following upgrade paths or [[vendor recipes]]:',
        
        ingredient_header = 'Usage in upgrade paths',
        ingredient = 'This item is used by upgrade paths or [[vendor recipes]] to create the following items:',
    },
    
    upgraded_from_table = {
        outcome = 'Outcome',
        ingredient = 'Ingredient',
        ingredient_amount = 'Amount',
        ingredient_notes = 'Ingredient<br>Notes',
        recipe_notes = 'General<br>Notes',
        type = 'Type',
        automatic = m_util.html.abbr('Automatic', 'Automatically added by the item template based on the item\'s attributes.'),
        manual = m_util.html.abbr('Manual', 'Manually added to the item\'s wiki page.'),
        old_data = m_util.html.abbr('Old data', 'Old data - please null-edit the item\'s wiki page.'),
    },
    
    quest_reward = {
        quest_rewards_header = 'Quest reward',
        quest_rewards_intro = 'This item is given as a [[quest reward]] for the following quests:',
        vendor_rewards_header = 'Vendor reward',
        vendor_rewards_intro = 'This item can be bought at the listed NPC [[vendor]]s, after completing the following quests:',
    },
}

-- ----------------------------------------------------------------------------
-- Globals
-- ----------------------------------------------------------------------------

local c = {}

c.MAX_ITEMS = 100
c.COLLAPSE_TABLE = 30

-- ----------------------------------------------------------------------------
-- Helper functions
-- ----------------------------------------------------------------------------

local h = {}
function h.head(str, level)
    local head = mw.html.create('h' .. (level or 3))
    head:wikitext(str)
    return tostring(head)
end

function h.fetch_upgraded_from_sets(where_set, where_group)
    if where_set == "" or where_group == "" then
        return {}, {}
    end
    
    local sets = {}
    local results = m_cargo.query(
        {'upgraded_from_sets'},
        {
            'upgraded_from_sets._pageName',
            'upgraded_from_sets.set_id',
            'upgraded_from_sets.text',
            'upgraded_from_sets.automatic',
        },
        {
            where=where_set,
        }
    )
    
    for _, row in ipairs(results) do
        row.groups = {}
        sets[row['upgraded_from_sets._pageName'] .. tonumber(row['upgraded_from_sets.set_id'])] = row
    end
    
    results = m_cargo.query(
        {'upgraded_from_groups'},
        {
            'upgraded_from_groups._pageName',
            'upgraded_from_groups.set_id',
            'upgraded_from_groups.group_id',
            'upgraded_from_groups.notes',
            'upgraded_from_groups.amount',
            'upgraded_from_groups.item_name',
            'upgraded_from_groups.item_page',
        },
        {
            where=where_group,
        }
    )
    
    for _, row in ipairs(results) do
        sets[row['upgraded_from_groups._pageName'] .. tonumber(row['upgraded_from_groups.set_id'])].groups[tonumber(row['upgraded_from_groups.group_id'])] = row
    end
    
    local sets_sort = {}
    for key, _ in pairs(sets) do
        sets_sort[#sets_sort+1] = key
    end
    
    table.sort(sets_sort, function (a, b)
        return tonumber(sets[a]['upgraded_from_sets.set_id']) < tonumber(sets[b]['upgraded_from_sets.set_id'])
    end)
    
    return sets, sets_sort
end

function h.upgraded_from_table(tpl_args, sets, set_order, data_type, out, item_pages)
    
    -- Count the number of item pages:
    local item_pages_count = 0
    for _,__ in pairs(item_pages) do 
        item_pages_count = item_pages_count + 1
    end
    
    -- Avoid creating headers only when no data is given
    if #set_order <= 0 then
        return
    end
    
    -- Prevent showing either group or set notes when no rows have any to save a bit of vertical space
    local set_notes = false
    local group_notes = false
    for _, set_key in ipairs(set_order) do
        if set_notes and group_notes then
            break
        end
        local set = sets[set_key]
        if set['upgraded_from_sets.text'] ~= nil then
            set_notes = true
        end
        
        if #set.groups > 0 then
            for i, group in ipairs(set.groups) do
                if group['upgraded_from_groups.notes'] ~= nil then
                    group_notes = true
                    break
                end
            end
        end
    end
    
    local tbl = mw.html.create('table')
    
    -- sorting will mess up the table because of the rowspawns
    local table_class = 'wikitable mw-collapsible mw-expanded'
    if item_pages_count > c.COLLAPSE_TABLE then
        table_class = 'wikitable mw-collapsible mw-collapsed'
    end
    tbl:attr('class', table_class)
    
    --
    -- Header
    -- 
    local tr = tbl:tag('tr')
    if data_type == 'ingredient' then
        tr
            :tag('th')
                :wikitext(i18n.upgraded_from_table.outcome)
    end
    
    tr
        :tag('th')
            :wikitext(i18n.upgraded_from_table.ingredient_amount)
            :done()
        :tag('th')
            :wikitext(i18n.upgraded_from_table.ingredient)
            :done()
    if group_notes then
        tr
            :tag('th')
                :wikitext(i18n.upgraded_from_table.ingredient_notes)
                :done()
    end
    if set_notes then
         tr
            :tag('th')
                :wikitext(i18n.upgraded_from_table.recipe_notes)
                :done()
    end
    tr
        :tag('th')
            :wikitext(i18n.upgraded_from_table.type)
            :done()
    --
    -- Rows
    --
    
    for _, set_key in ipairs(set_order) do
        local set = sets[set_key]
        
        if #set.groups > 0 then
            tr = tbl:tag('tr')
            tr:attr('class', 'upgraded-from-set')
            
            if data_type == 'ingredient' then
                local str
                if tpl_args.no_link == nil and item_pages_count < c.MAX_ITEMS then
                    item_data = item_pages[set['upgraded_from_sets._pageName']][1]
                    str = f_item_link{page=set['upgraded_from_sets._pageName'], name=item_data['items.name'], inventory_icon=item_data['items.inventory_icon'] or '', html=item_data['items.html'] or '', skip_query=true}
                else
                    str = string.format('[[%s]]', set['upgraded_from_sets._pageName'])
                end
                
                tr
                    :tag('td')
                        :attr('rowspan', #set.groups)
                        :wikitext(str)
                        :done()
            end
            
            for i, group in ipairs(set.groups) do
                if i <= 1 then
                    tr2 = tr
                else
                    tr2 = tbl:tag('tr')
                end
                local str
                if tpl_args.no_link == nil and item_pages_count < c.MAX_ITEMS then
                    item_data = item_pages[group['upgraded_from_groups.item_page']][1]
                    str = f_item_link{
                        page=group['upgraded_from_groups.item_page'], 
                        name=item_data['items.name'], 
                        inventory_icon=item_data['items.inventory_icon'] or '', 
                        html=item_data['items.html'] or '', 
                        skip_query=true
                    }
                else
                    str = string.format('[[%s]]', group['upgraded_from_groups.item_page'])
                end
                
                tr2
                    :tag('td')
                        :attr('data-sort-type', 'number')
                        :wikitext(group['upgraded_from_groups.amount'])
                        :done()
                    :tag('td')
                        :wikitext(str)
                        :done()
                
                if group_notes then
                    if group['upgraded_from_groups.notes'] then
                        tr2
                            :tag('td')
                                :wikitext(group['upgraded_from_groups.notes'])
                    else
                        tr2:node(m_util.html.td.na{as_tag=true})
                    end
                end
            end
            
            if set_notes then
                if set['upgraded_from_sets.text'] then
                    tr
                        :tag('td')
                            :attr('rowspan', #set.groups)
                            :wikitext(set['upgraded_from_sets.text'])
                else
                    tr
                        :tag('td')
                            :attr('class', 'table-na')
                            :attr('rowspan', #set.groups)
                            :wikitext('N/A')
                            :done()
                end
            end
            
            local t
            if set['upgraded_from_sets.automatic'] == nil then
                t = i18n.upgraded_from_table.old_data
            elseif set['upgraded_from_sets.automatic'] == '1' then
                t = i18n.upgraded_from_table.automatic
            else
                t = i18n.upgraded_from_table.manual
            end
            
            tr
                :tag('td')
                    :attr('rowspan', #set.groups)
                    :wikitext(t)
        end
    end
    
    
    --
    -- print
    --
    
    if data_type == 'ingredient' then
        out[#out+1] = h.head(i18n.acquisition.ingredient_header)
        out[#out+1] = i18n.acquisition.ingredient
    else
        out[#out+1] = h.head(i18n.acquisition.upgraded_from_header)
        out[#out+1] = i18n.acquisition.upgraded_from
    end
    out[#out+1] = '<br>'
    out[#out+1] = tostring(tbl)
end

function h.reward_table(data, rtbl)
    if #data == 0 then
        return
    end
    
    local tbl = m_quest_reward.reward_tbl_head()
            
    for _, row in ipairs(data) do
        local classes
        if row[rtbl .. '.classes'] then
            classes = {}
            for _, class in ipairs(m_util.string.split(row[rtbl .. '.classes'], ',')) do
                classes[class] = true
            end
        end
        
        local tr = tbl:tag('tr')
        m_quest_reward.reward_tbl_row_head(tr, rtbl, row)
                
        local cell = {
            [0] = {
                value = '✗',
                sort = 0,
                class = 'table-cell-xmark',
            },
            [1] = {
                value = '✓',
                sort = 1,
                class = 'table-cell-checkmark',
            },
        }
        if rtbl == 'quest_rewards' then
            local value = m_quest_reward.reward_tbl_extra_info(row)
            
            -- If there isn't any extra information the checkmark will do
            if value ~= '' then
                cell[1].value = value
                cell[1].class = nil
                cell[1].css = 'text-align: center;'
            end
        end
        
        if classes then
            for _, class in ipairs(m_game.constants.characters_order) do
                local cell_value
                if classes[m_game.constants.characters[class].name] then
                    cell_value = cell[1]
                else
                    cell_value = cell[0]
                end
                tr:tag('td')
                    :attr('class', cell_value.class or '')
                    :attr('style', cell_value.css or '')
                    :attr('table-sort-value', cell_value.sort)
                    :wikitext(cell_value.value)
            end
        else
            tr:tag('td')
                :attr('colspan', 7)
                :attr('class', cell[1].class or '')
                :attr('style', cell[1].css or '')
                :attr('table-sort-value', cell[1].sort)
                :wikitext(cell[1].value)
        end
    end
    
    return h.head(i18n.quest_reward[rtbl .. '_header']) .. i18n.quest_reward[rtbl .. '_intro'] .. tostring(tbl)
end

-- ----------------------------------------------------------------------------
-- Templates
-- ----------------------------------------------------------------------------

local p = {}

--
-- Template: Item acquisition
--
function p.item_acquisition (frame)
    --[[
    Duplicates the information from the infobox in a more readable 
    manner on the page.
    
    Example
    -------
    = p.item_acquisition{page='The Rite of Elements'}
    ]]


    -- Get args
    local tpl_args = getArgs(frame, {
        parentFirst = true
    })
    frame = m_util.misc.get_frame(frame)
    
    tpl_args.page = tpl_args.page or tostring(mw.title.getCurrentTitle())
    
    local out = {}
    local results
    local query
    
    out[#out+1] = tpl_args.acquisition_insert
    
    -- fetch general item drop information that is used in multiple places in a
    -- single query to reduce performance hit
    local item_data = m_cargo.query(
        {'items'},
        {
            'items.drop_text',
            'items.drop_leagues',
            'items.drop_areas__full',
            'items.drop_monsters',
            'items.drop_enabled',
        },
        {
            where=string.format('items._pageName="%s"', tpl_args.page),
            limit=1,
        }
    )
    if #item_data > 0 then
        item_data = item_data[1]
    end
    
    -- ------------------------------------------------------------------------
    -- Drop disabled item
    -- ------------------------------------------------------------------------
    local drop_enabled = m_util.cast.boolean(item_data['items.drop_enabled'])
    if not drop_enabled then
        out[#out+1] = i18n.acquisition.drop_disabled
        out[#out+1] = ' '
    end 
    
    -- ------------------------------------------------------------------------
    -- Drop restrictions by league
    -- ------------------------------------------------------------------------
    if item_data['items.drop_leagues'] and drop_enabled then
        out[#out+1] = string.format(i18n.acquisition.drop_leagues, item_data['items.drop_leagues'])
        out[#out+1] = ' '
    end
    
    -- ------------------------------------------------------------------------
    -- Drop restrictions by text
    -- ------------------------------------------------------------------------
    if item_data['items.drop_text'] and drop_enabled then
        out[#out+1] = item_data['items.drop_text']
    end
    
    -- ------------------------------------------------------------------------
    -- Drop restrictions by area
    -- ------------------------------------------------------------------------
    
    local area_ids
    if item_data['items.drop_areas__full'] then
        area_ids = m_util.string.split(item_data['items.drop_areas__full'], ',')
    else
        area_ids = {}
    end
    
    -- Handle legacy areas:
    local legacy_area_ids = {
        -- 'MapWar%',
        'MapAtlas%',
        'Map2%',
        'MapTier%',
    }
    local condition_current = {}
    local condition_legacy = {}
    local order_legacy = {}
    for i,v in ipairs(legacy_area_ids) do 
        condition_current[#condition_current+1] = string.format('areas.id NOT LIKE "%s"', v)
        condition_legacy[#condition_legacy+1] = string.format('areas.id LIKE "%s"', v)
        order_legacy[#order_legacy+1] = string.format('WHEN areas.id LIKE "%s" THEN %d', v,i)        
    end
    
    local query_sets = {
        {
            header=i18n.acquisition.area_header,
            condition=string.format('%s', table.concat(condition_current, ' AND ')),
            order='areas.name ASC',
        },
        {
            header=i18n.acquisition.area_legacy_header,
            condition=string.format('%s', table.concat(condition_legacy, ' OR ')),
            order=string.format([[
                CASE 
                    %s
                    ELSE %d 
                END ASC, 
                areas.name ASC
            ]], 
            table.concat(order_legacy, ' '), 
            #order_legacy+1
            ),
        },
    }
        
    if #area_ids > 0 then
        for _, query_set in ipairs(query_sets) do
            local results = m_cargo.query(
                {'areas'},
                {
                    'areas._pageName',
                    'areas.id',
                    'areas.name',
                    'areas.main_page',
                },
                {
                    where=string.format('(%s) AND areas.id IN ("%s")', query_set.condition, table.concat(area_ids, '","')),
                    orderBy=query_set.order,
                    groupBy='areas.id',
                }
            )
            if #results > 0 then
                local ul = mw.html.create('ul')
                for _, row in ipairs(results) do
                    ul:tag('li')
                        :wikitext(string.format('[[%s|%s]]', row['areas.main_page'] or row['areas._pageName'], row['areas.name']))
                end            
                out[#out+1] = h.head(query_set.header)
                out[#out+1] = i18n.acquisition.area
                out[#out+1]= '<br>'
                out[#out+1] = tostring(ul)
            end
        end
    end
    
    -- ------------------------------------------------------------------------
    -- Drop restrictions by monster
    -- ------------------------------------------------------------------------

    local monster_metadata_ids = {}
    if item_data['items.drop_monsters'] then
        monster_metadata_ids = m_util.string.split(item_data['items.drop_monsters'], ',%s*')
    end
            
    if #monster_metadata_ids > 0 then
        local results = m_cargo.query(
            {'monsters', 'main_pages'},
            {
                'monsters._pageName',
                'monsters.metadata_id',
                'monsters.name',
                -- 'monsters.main_page',
                'main_pages._pageName',
            },
            {
                join='monsters.metadata_id=main_pages.id',
                where=string.format('monsters.metadata_id IN ("%s")', table.concat(monster_metadata_ids, '","')),
                orderBy='monsters.name',
                groupBy='monsters.metadata_id',
            }
        )
        if #results > 0 then
            local ul = mw.html.create('ul')
            for _, row in ipairs(results) do
                ul:tag('li')
                    :wikitext(string.format(
                        '[[%s|%s]]', 
                           row['monsters.main_page'] 
                        or row['main_pages._pageName'] 
                        or row['monsters._pageName'], 
                        row['monsters.name']
                    ))
            end            
            out[#out+1] = h.head(i18n.acquisition.monster_header)
            out[#out+1] = i18n.acquisition.monster
            out[#out+1]= '<br>'
            out[#out+1] = tostring(ul)
        end
    end
    
    -- ------------------------------------------------------------------------
    -- Vendor recipes/upgrades handling
    -- ------------------------------------------------------------------------
    
    --
    -- Query set data
    --
    local obtained_sets, obtained_sets_order = h.fetch_upgraded_from_sets(
        string.format('upgraded_from_sets._pageName="%s"', tpl_args.page),
        string.format('upgraded_from_groups._pageName="%s"', tpl_args.page)
    )
    
    results = m_cargo.query(
        {'upgraded_from_groups'},
        {
            'upgraded_from_groups._pageID',
            'upgraded_from_groups.set_id',
        },
        {
            where=string.format('upgraded_from_groups.item_page="%s"', tpl_args.page),
            -- only need one result set for the where clause
            groupBy='upgraded_from_groups._pageID, upgraded_from_groups.set_id',
        }
    )
    local where = {sets={}, groups={}}
    for key, data in pairs(where) do
        for _, row in ipairs(results) do
            data[#data+1] = string.format('upgraded_from_%s.set_id="%s" AND upgraded_from_%s._pageID="%s"', key, row['upgraded_from_groups.set_id'], key, row['upgraded_from_groups._pageID'])
        end
        where[key] = table.concat(data, ' OR ')
    end
    local ingredient_sets, ingredient_sets_order = h.fetch_upgraded_from_sets(where.sets, where.groups)
    --
    -- Query bulk item info for item linking
    --
    local item_pages = {assoc={}}
    for _, set_data in ipairs({{obtained_sets, obtained_sets_order}, {ingredient_sets, ingredient_sets_order}}) do
        for _, set_key in ipairs(set_data[2]) do
            local set = set_data[1][set_key]
            for _, group in ipairs(set.groups) do
                item_pages.assoc[group['upgraded_from_groups.item_page']] = true
            end
            item_pages.assoc[set['upgraded_from_sets._pageName']] = true
        end
    end
    -- remove duplicates
    for name, _ in pairs(item_pages.assoc) do
        item_pages[#item_pages+1] = name
    end
    
    if #item_pages < c.MAX_ITEMS then
        item_pages = m_cargo.map_results_to_id{
            results=m_cargo.array_query{
                tables={'items'},
                fields={'items.name', 'items.inventory_icon', 'items.html'},
                id_array = item_pages,
                id_field = 'items._pageName',
                query = {
                    limit=5000
                },
            },
            field='items._pageName',
            keep_id_field=true,
        }
    end
    
    -- 
    -- Output for being obtained via vendor recipe
    --
    
    h.upgraded_from_table(tpl_args, obtained_sets, obtained_sets_order, 'obtained', out, item_pages)
    
    -- 
    -- Ingredient of vendor recipes/upgrades
    -- 
    
    h.upgraded_from_table(tpl_args, ingredient_sets, ingredient_sets_order, 'ingredient', out, item_pages)
    
    out[#out+1] = tpl_args.ingredient_append
    
    -- ------------------------------------------------------------------------
    -- Obtained via quest or vendor reward
    -- ------------------------------------------------------------------------
    
    local quest_rewards = m_cargo.query(
        {'quest_rewards'},
        {
            'quest_rewards.quest',
            'quest_rewards.act',
            'quest_rewards.classes',
            'quest_rewards.sockets',
            'quest_rewards.item_level',
            'quest_rewards.rarity',
        },
        {
            where=string.format('quest_rewards._pageName="%s"', tpl_args.page),
            orderBy='quest_rewards.act ASC, quest_rewards.quest_id ASC',
        }
    )
    out[#out+1] = h.reward_table(quest_rewards, 'quest_rewards')
    
    local vendor_rewards = m_cargo.query(
        {'vendor_rewards'},
        {
            'vendor_rewards.quest',
            'vendor_rewards.act',
            'vendor_rewards.classes',
            'vendor_rewards.npc',
        },
        {
            where=string.format('vendor_rewards._pageName="%s"', tpl_args.page),
            orderBy='vendor_rewards.act ASC, vendor_rewards.quest_id ASC',
        }
    )
    out[#out+1] = h.reward_table(vendor_rewards, 'vendor_rewards')
    
    -- ------------------------------------
    -- output
    -- ------------------------------------
    
    local head = mw.html.create('h2')
    head:wikitext(i18n.acquisition.header .. i18n.acquisition.link)
    return tostring(head) .. table.concat(out)
end

-- ----------------------------------------------------------------------------
-- Return
-- ----------------------------------------------------------------------------

return p