builtin/modstore.lua

   1 --Minetest
   2 --Copyright (C) 2013 sapier
   3 --
   4 --This program is free software; you can redistribute it and/or modify
   5 --it under the terms of the GNU Lesser General Public License as published by
   6 --the Free Software Foundation; either version 2.1 of the License, or
   7 --(at your option) any later version.
   8 --
   9 --This program is distributed in the hope that it will be useful,
  10 --but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 --MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 --GNU Lesser General Public License for more details.
  13 --
  14 --You should have received a copy of the GNU Lesser General Public License along
  15 --with this program; if not, write to the Free Software Foundation, Inc.,
  16 --51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17
  18 --------------------------------------------------------------------------------
  19
  20 --modstore implementation
  21 modstore = {}
  22
  23 --------------------------------------------------------------------------------
  24 function modstore.init()
  25         modstore.tabnames = {}
  26
  27         table.insert(modstore.tabnames,"dialog_modstore_unsorted")
  28         table.insert(modstore.tabnames,"dialog_modstore_search")
  29
  30         modstore.modsperpage = 5
  31
  32         modstore.basetexturedir = engine.get_texturepath() .. DIR_DELIM .. "base" ..
  33                                                 DIR_DELIM .. "pack" .. DIR_DELIM
  34
  35         modstore.current_list = nil
  36
  37         modstore.details_cache = {}
  38 end
  39 --------------------------------------------------------------------------------
  40 function modstore.nametoindex(name)
  41
  42         for i=1,#modstore.tabnames,1 do
  43                 if modstore.tabnames[i] == name then
  44                         return i
  45                 end
  46         end
  47
  48         return 1
  49 end
  50
  51 --------------------------------------------------------------------------------
  52 function modstore.gettab(tabname)
  53         local retval = ""
  54
  55         local is_modstore_tab = false
  56
  57         if tabname == "dialog_modstore_unsorted" then
  58                 retval = modstore.getmodlist(modstore.modlist_unsorted)
  59                 is_modstore_tab = true
  60         end
  61
  62         if tabname == "dialog_modstore_search" then
  63
  64
  65                 is_modstore_tab = true
  66         end
  67
  68         if is_modstore_tab then
  69                 return modstore.tabheader(tabname) .. retval
  70         end
  71
  72         if tabname == "modstore_mod_installed" then
  73                 return "size[6,2]label[0.25,0.25;Mod: " .. modstore.lastmodtitle ..
  74                                 " installed successfully]" ..
  75                                 "button[2.5,1.5;1,0.5;btn_confirm_mod_successfull;ok]"
  76         end
  77
  78         return ""
  79 end
  80
  81 --------------------------------------------------------------------------------
  82 function modstore.tabheader(tabname)
  83         local retval  = "size[12,9.25]"
  84         retval = retval .. "tabheader[-0.3,-0.99;modstore_tab;" ..
  85                                 "Unsorted,Search;" ..
  86                                 modstore.nametoindex(tabname) .. ";true;false]"
  87
  88         return retval
  89 end
  90
  91 --------------------------------------------------------------------------------
  92 function modstore.handle_buttons(current_tab,fields)
  93
  94         modstore.lastmodtitle = ""
  95
  96         if fields["modstore_tab"] then
  97                 local index = tonumber(fields["modstore_tab"])
  98
  99                 if index > 0 and
 100                         index <= #modstore.tabnames then
 101                         return {
 102                                         current_tab = modstore.tabnames[index],
 103                                         is_dialog = true,
 104                                         show_buttons = false
 105                         }
 106                 end
 107
 108                 modstore.modlist_page = 0
 109         end
 110
 111         if fields["btn_modstore_page_up"] then
 112                 if modstore.current_list ~= nil and modstore.current_list.page > 0 then
 113                         modstore.current_list.page = modstore.current_list.page - 1
 114                 end
 115         end
 116
 117         if fields["btn_modstore_page_down"] then
 118                 if modstore.current_list ~= nil and
 119                         modstore.current_list.page <modstore.current_list.pagecount-1 then
 120                         modstore.current_list.page = modstore.current_list.page +1
 121                 end
 122         end
 123
 124         if fields["btn_confirm_mod_successfull"] then
 125                 return {
 126                                         current_tab = modstore.tabnames[1],
 127                                         is_dialog = true,
 128                                         show_buttons = false
 129                         }
 130         end
 131
 132         for i=1, modstore.modsperpage, 1 do
 133                 local installbtn = "btn_install_mod_" .. i
 134
 135                 if fields[installbtn] then
 136                         local modlistentry =
 137                                 modstore.current_list.page * modstore.modsperpage + i
 138
 139                         local moddetails = modstore.get_details(modstore.current_list.data[modlistentry].id)
 140
 141                         local fullurl = engine.setting_get("modstore_download_url") ..
 142                                                                 moddetails.download_url
 143                         local modfilename = os.tempfolder() .. ".zip"
 144
 145                         if engine.download_file(fullurl,modfilename) then
 146
 147                                 modmgr.installmod(modfilename,moddetails.basename)
 148
 149                                 os.remove(modfilename)
 150                                 modstore.lastmodtitle = modstore.current_list.data[modlistentry].title
 151
 152                                 return {
 153                                         current_tab = "modstore_mod_installed",
 154                                         is_dialog = true,
 155                                         show_buttons = false
 156                                 }
 157                         else
 158                                 gamedata.errormessage = "Unable to download " ..
 159                                         moddetails.download_url .. " (internet connection?)"
 160                         end
 161                 end
 162         end
 163 end
 164
 165 --------------------------------------------------------------------------------
 166 function modstore.update_modlist()
 167         modstore.modlist_unsorted = {}
 168         modstore.modlist_unsorted.data = engine.get_modstore_list()
 169
 170         if modstore.modlist_unsorted.data ~= nil then
 171                 modstore.modlist_unsorted.pagecount =
 172                         math.ceil((#modstore.modlist_unsorted.data / modstore.modsperpage))
 173         else
 174                 modstore.modlist_unsorted.data = {}
 175                 modstore.modlist_unsorted.pagecount = 1
 176         end
 177         modstore.modlist_unsorted.page = 0
 178 end
 179
 180 --------------------------------------------------------------------------------
 181 function modstore.getmodlist(list)
 182         local retval = ""
 183         retval = retval .. "label[10,-0.4;" .. fgettext("Page $1 of $2", list.page+1, list.pagecount) .. "]"
 184
 185         retval = retval .. "button[11.6,-0.1;0.5,0.5;btn_modstore_page_up;^]"
 186         retval = retval .. "box[11.6,0.35;0.28,8.6;000000]"
 187         local scrollbarpos = 0.35 + (8.1/(list.pagecount-1)) * list.page
 188         retval = retval .. "box[11.6," ..scrollbarpos .. ";0.28,0.5;32CD32]"
 189         retval = retval .. "button[11.6,9.0;0.5,0.5;btn_modstore_page_down;v]"
 190
 191
 192         if #list.data < (list.page * modstore.modsperpage) then
 193                 return retval
 194         end
 195
 196         local endmod = (list.page * modstore.modsperpage) + modstore.modsperpage
 197
 198         if (endmod > #list.data) then
 199                 endmod = #list.data
 200         end
 201
 202         for i=(list.page * modstore.modsperpage) +1, endmod, 1 do
 203                 --getmoddetails
 204                 local details = modstore.get_details(list.data[i].id)
 205
 206                 if details ~= nil then
 207                         local screenshot_ypos = (i-1 - (list.page * modstore.modsperpage))*1.9 +0.2
 208
 209                         retval = retval .. "box[0," .. screenshot_ypos .. ";11.4,1.75;FFFFFF]"
 210
 211                         --screenshot
 212                         if details.screenshot_url ~= nil and
 213                                 details.screenshot_url ~= "" then
 214                                 if list.data[i].texturename == nil then
 215                                         local fullurl = engine.setting_get("modstore_download_url") ..
 216                                                                 details.screenshot_url
 217                                         local filename = os.tempfolder()
 218
 219                                         if engine.download_file(fullurl,filename) then
 220                                                 list.data[i].texturename = filename
 221                                         end
 222                                 end
 223                         end
 224
 225                         if list.data[i].texturename == nil then
 226                                 list.data[i].texturename = modstore.basetexturedir .. "no_screenshot.png"
 227                         end
 228
 229                         retval = retval .. "image[0,".. screenshot_ypos .. ";3,2;" ..
 230                                         list.data[i].texturename .. "]"
 231
 232                         --title + author
 233                         retval = retval .."label[2.75," .. screenshot_ypos .. ";" ..
 234                                 engine.formspec_escape(details.title) .. " (" .. details.author .. ")]"
 235
 236                         --description
 237                         local descriptiony = screenshot_ypos + 0.5
 238                         retval = retval .. "textarea[3," .. descriptiony .. ";6.5,1.55;;" ..
 239                                 engine.formspec_escape(details.description) .. ";]"
 240                         --rating
 241                         local ratingy = screenshot_ypos + 0.6
 242                         retval = retval .."label[10.1," .. ratingy .. ";" ..
 243                                                         fgettext("Rating") .. ": " .. details.rating .."]"
 244
 245                         --install button
 246                         local buttony = screenshot_ypos + 1.2
 247                         local buttonnumber = (i - (list.page * modstore.modsperpage))
 248                         retval = retval .."button[9.6," .. buttony .. ";2,0.5;btn_install_mod_" .. buttonnumber .. ";"
 249
 250                         if modmgr.mod_exists(details.basename) then
 251                                 retval = retval .. fgettext("re-Install") .."]"
 252                         else
 253                                 retval = retval .. fgettext("Install") .."]"
 254                         end
 255                 end
 256         end
 257
 258         modstore.current_list = list
 259
 260         return retval
 261 end
 262
 263 --------------------------------------------------------------------------------
 264 function modstore.get_details(modid)
 265
 266         if modstore.details_cache[modid] ~= nil then
 267                 return modstore.details_cache[modid]
 268         end
 269
 270         local retval = engine.get_modstore_details(tostring(modid))
 271         modstore.details_cache[modid] = retval
 272         return retval
 273 end
 274