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1 -- Copyright (c) 2015, Syzler
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2 -- All rights reserved.
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3 --
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4 -- Redistribution and use in source and binary forms, with or without
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5 -- modification, are permitted provided that the following conditions
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6 -- are met:
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7 --
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8 -- * Redistributions of source code must retain the above copyright
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9 -- notice, this list of conditions and the following disclaimer.
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10 -- * Redistributions in binary form must reproduce the above copyright
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11 -- notice, this list of conditions and the following disclaimer in
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12 -- the documentation and/or other materials provided with the
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13 -- distribution.
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14 -- * Neither the name of the MyLilPony Project nor the names of its
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15 -- contributors may be used to endorse or promote products derived
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16 -- from this software without specific prior written permission.
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17 --
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18 -- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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19 -- "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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20 -- LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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21 -- FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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22 -- COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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23 -- INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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24 -- BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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25 -- LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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26 -- CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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27 -- LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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28 -- ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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29 -- POSSIBILITY OF SUCH DAMAGE.
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30
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31 ------------------------------------------------------------------------
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32 -- Project: libMyLilPony
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33 -- Project Version: @project-version@
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34 -- Last Author: @file-author@
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35 -- Last Updated: @file-date-iso@
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36 --
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37 -- Misc helper functions used in the library
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38 ------------------------------------------------------------------------
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39
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40 --- Gets a hashtable of buffs on the specified unit.
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41 -- @param unit The unit frame name (e.g. "target", "player", "focus") of the unit whose buffs are to be retrieved.
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42 -- @returns A hashtable of buff spell IDs keyed on the ID.
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43 function MyLilPony.GetUnitBuffs(unit)
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44 local buffs = {};
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45 for i = 1, 40 do
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46 local _, _, _, _, _, _, _, _, _, _, id = UnitAura(unit, i, "HELPFUL");
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47 if id ~= nil then
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48 buffs[id] = id;
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49 end
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50 end
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51 return buffs;
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52 end
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53
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54 --- Performs case-sensitive string pattern matching.
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55 -- @param subject The string on which the pattern matching is performed.
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56 -- @param pattern The pattern to be matched.
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57 -- @returns The match result captures, the entire string if there are no captures, or nil if the subject is not a match.
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58 function MyLilPony.StringMatch(subject, pattern)
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59 if subject == nil and pattern == nil then return true end
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60 if subject == nil or pattern == nil then return false end
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61 return string.match(subject, pattern);
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62 end
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63
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64 --- Performs case-insensitive string pattern matching.
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65 -- @param subject The string on which the pattern matching is performed.
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66 -- @param pattern The pattern to be matched.
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67 -- @returns The match result captures, the entire string if there are no captures, or nil if the subject is not a match.
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68 function MyLilPony.StringMatchIgnoreCase(subject, pattern)
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69 if subject == nil and pattern == nil then return true end
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70 if subject == nil or pattern == nil then return false end
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71 local lSub = string.lower(subject);
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72 local lPat = string.lower(pattern);
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73 return string.match(lSub, lPat);
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74 end
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75
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76 --- Calls a mount if a specified condition checks out.
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77 -- @param slotID The slot ID of the mount to be called.
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78 -- @param condition An optional Boolean condition.
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79 -- @returns True if a mount was summoned, or False otherwise.
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80 function MyLilPony.CallMount(slotID, condition)
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81 if condition == nil or condition then
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82 C_MountJournal.SummonByID(slotID);
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83 return true;
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84 end
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85 return false;
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86 end
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87
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88 --- OBSOLETE. Calls a mount if a specified condition checks out.
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89 -- @param unused The type of companion to be called (e.g. "MOUNT").
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90 -- @param slotID The slot ID of the mount to be called.
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91 -- @param condition An optional Boolean condition.
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92 function MyLilPony.CallCompanion(unused, slotID, condition)
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93 MyLilPony.CallMount(slotID, condition);
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94 end
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95
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96 --- Iterates over all known and non-hidden (i.e. not dead or opposite faction) mount slot IDs.
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97 -- @return A list of valid mount slot IDs.
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98 function MyLilPony.EnumerateKnownMountSlotIDs()
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99 local countMounts = C_MountJournal.GetNumMounts();
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100 local x = 1;
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101 return function()
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102 for i = x, countMounts do
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103 local _, _, _, _, _, _, _, _, _, hidden, known = C_MountJournal.GetMountInfoByID(i);
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104 if known and not hidden then
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105 x = i + 1;
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106 return i;
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107 end
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108 end
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109 end
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110 end
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111
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112 --- Gets a value indicating whether or not the current character is able to fly at the current location.
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113 -- This function checks whether or not the current location is a flyable area, and then additionally checks for knowledge of the proper flying skill (e.g. Cold Weather Flying for Northrend).
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114 -- @returns A Boolean value indicating whether or not the current character is able to fly at the current location.
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115 function MyLilPony.CanFlyHere()
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116 if IsFlyableArea() then
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117 SetMapToCurrentZone();
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118 local continent = GetCurrentMapContinent();
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119 if continent == 4 then
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120 -- Northrend: requires Cold Weather Flying
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121 return IsSpellKnown(54197);
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122 elseif (continent == 1 or continent == 2) then
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123 -- Old World: requires Flight Master's License
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124 return IsSpellKnown(90267);
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125 end
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126 return true;
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127 end
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128 return false;
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129 end
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130
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131 function MyLilPony.Print(msg)
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132 DEFAULT_CHAT_FRAME:AddMessage("|cff8ed6f0"..msg);
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133 end
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134
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135 function MyLilPony.Log(msg)
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136 if MYLILPONY_DEBUG_LOGGING then
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137 DEFAULT_CHAT_FRAME:AddMessage("|cff8ed6f0"..format("MyLilPony: %s", msg));
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138 end
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139 end
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