adam@1848
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1 (* Copyright (c) 2008-2011, 2013, Adam Chlipala
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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 are met:
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6 *
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7 * - Redistributions of source code must retain the above copyright notice,
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8 * this list of conditions and the following disclaimer.
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9 * - Redistributions in binary form must reproduce the above copyright notice,
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10 * this list of conditions and the following disclaimer in the documentation
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11 * and/or other materials provided with the distribution.
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12 * - The names of contributors may not be used to endorse or promote products
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13 * derived from this software without specific prior written permission.
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14 *
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15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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25 * POSSIBILITY OF SUCH DAMAGE.
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26 *)
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27
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adamc@764
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28 signature SETTINGS = sig
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adam@1682
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29
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adam@2192
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30 (* Call this when compiling a new project, e.g. with the Ur/Web daemon or from the SML/NJ REPL.
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adam@2192
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31 * Some settings stay, but most are reset, especially files cached for the app to serve. *)
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adam@2192
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32 val reset : unit -> unit
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adam@2192
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33
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ezyang@1739
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34 (* XXX these should be unit -> string too *)
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35 val configBin : string ref
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ezyang@1739
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36 val configLib : string ref
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ezyang@1739
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37 val configSrcLib : string ref
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ezyang@1739
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38 val configInclude : string ref
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ezyang@1739
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39 val configSitelisp : string ref
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40
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ezyang@1739
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41 val libUr : unit -> string
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ezyang@1739
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42 val libC : unit -> string
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ezyang@1739
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43 val libJs : unit -> string
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ezyang@1739
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44
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adamc@866
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45 val setDebug : bool -> unit
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adamc@866
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46 val getDebug : unit -> bool
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adam@1682
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47
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ezyang@1739
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48 val libFile : string -> string
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49 val clibFile : string -> string
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50
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adamc@765
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51 (* How do all application URLs begin? *)
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52 val setUrlPrefix : string -> unit
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53 val getUrlPrefix : unit -> string
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adam@1370
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54 val getUrlPrePrefix : unit -> string
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adam@1637
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55 val getUrlPrefixFull : unit -> string
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adam@1637
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56 (* The full prefix is the value that was set explicitly, while the "pre"
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57 * prefix gets the protocol/host/port part and the unqualified prefix gets
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58 * the URI. *)
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59
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60 (* How many seconds should the server wait before assuming a Comet client has left? *)
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61 val setTimeout : int -> unit
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62 val getTimeout : unit -> int
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63
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64 (* Which C header files are needed? *)
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65 val setHeaders : string list -> unit
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66 val getHeaders : unit -> string list
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67
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adamc@766
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68 (* Which extra JavaScript URLs should be included? *)
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69 val setScripts : string list -> unit
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70 val getScripts : unit -> string list
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71
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72 type ffi = string * string
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73
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adamc@765
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74 (* Which FFI types may be sent from clients to servers? *)
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75 val setClientToServer : ffi list -> unit
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76 val mayClientToServer : ffi -> bool
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77
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adamc@765
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78 (* Which FFI functions have side effects? *)
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79 val setEffectful : ffi list -> unit
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adam@1878
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80 val addEffectful : ffi -> unit
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81 val isEffectful : ffi -> bool
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82
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adamc@1171
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83 (* Which FFI functions should not have their calls removed or reordered, but cause no lasting effects? *)
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84 val setBenignEffectful : ffi list -> unit
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adam@2010
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85 val addBenignEffectful : ffi -> unit
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adamc@1171
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86 val isBenignEffectful : ffi -> bool
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adamc@1171
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87
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adamc@765
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88 (* Which FFI functions may only be run in clients? *)
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89 val setClientOnly : ffi list -> unit
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adam@2010
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90 val addClientOnly : ffi -> unit
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adamc@765
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91 val isClientOnly : ffi -> bool
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adamc@765
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92
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adamc@765
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93 (* Which FFI functions may only be run on servers? *)
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adamc@765
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94 val setServerOnly : ffi list -> unit
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adam@2010
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95 val addServerOnly : ffi -> unit
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adamc@765
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96 val isServerOnly : ffi -> bool
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adamc@765
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97
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adamc@765
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98 (* Which FFI functions may be run in JavaScript? (JavaScript function names included) *)
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99 val setJsFuncs : (ffi * string) list -> unit
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adam@2010
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100 val addJsFunc : ffi * string -> unit
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adamc@765
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101 val jsFunc : ffi -> string option
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adam@1433
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102 val allJsFuncs : unit -> (ffi * string) list
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103
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104 datatype pattern_kind = Exact | Prefix
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105 datatype action = Allow | Deny
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106 type rule = { action : action, kind : pattern_kind, pattern : string }
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107
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adamc@768
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108 datatype path_kind = Any | Url | Table | Sequence | View | Relation | Cookie | Style
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109 type rewrite = { pkind : path_kind, kind : pattern_kind, from : string, to : string, hyphenate : bool }
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110
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adamc@768
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111 (* Rules for rewriting URLs from canonical forms *)
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112 val setRewriteRules : rewrite list -> unit
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adamc@768
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113 val rewrite : path_kind -> string -> string
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114
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115 (* Validating URLs and MIME types *)
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116 val setUrlRules : rule list -> unit
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117 val getUrlRules : unit -> rule list
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118 val checkUrl : string -> bool
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119
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120 val setMimeRules : rule list -> unit
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121 val getMimeRules : unit -> rule list
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122 val checkMime : string -> bool
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123
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124 val setRequestHeaderRules : rule list -> unit
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125 val getRequestHeaderRules : unit -> rule list
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126 val checkRequestHeader : string -> bool
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127
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128 val setResponseHeaderRules : rule list -> unit
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129 val getResponseHeaderRules : unit -> rule list
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130 val checkResponseHeader : string -> bool
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131
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132 val setEnvVarRules : rule list -> unit
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133 val getEnvVarRules : unit -> rule list
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134 val checkEnvVar : string -> bool
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135
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136 (* Web protocols that generated programs may speak *)
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137 type protocol = {
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138 name : string, (* Call it this on the command line *)
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139 compile : string, (* Pass these `gcc -c' arguments *)
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140 linkStatic : string, (* Pass these static linker arguments *)
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141 linkDynamic : string,(* Pass these dynamic linker arguments *)
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142 persistent : bool, (* Multiple requests per process? *)
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143 code : unit -> Print.PD.pp_desc (* Extra code to include in C files *)
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144 }
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145 val addProtocol : protocol -> unit
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adamc@856
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146 val setProtocol : string -> unit
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147 val currentProtocol : unit -> protocol
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148
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149 (* Different DBMSes *)
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150 datatype sql_type =
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151 Int
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152 | Float
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153 | String
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154 | Char
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155 | Bool
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156 | Time
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157 | Blob
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158 | Channel
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159 | Client
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160 | Nullable of sql_type
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161
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162 val p_sql_ctype : sql_type -> string
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163 val isBlob : sql_type -> bool
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adamc@870
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164 val isNotNull : sql_type -> bool
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165
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166 datatype failure_mode = Error | None
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167
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168 type dbms = {
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169 name : string,
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170 (* Call it this on the command line *)
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171 randomFunction : string,
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172 (* DBMS's name for random number-generating function *)
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173 header : string,
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174 (* Include this C header file *)
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175 link : string,
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176 (* Pass these linker arguments *)
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177 p_sql_type : sql_type -> string,
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178 init : {dbstring : string,
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179 prepared : (string * int) list,
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180 tables : (string * (string * sql_type) list) list,
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181 views : (string * (string * sql_type) list) list,
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182 sequences : string list} -> Print.PD.pp_desc,
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183 (* Define uw_client_init(), uw_db_init(), uw_db_close(), uw_db_begin(), uw_db_commit(), and uw_db_rollback() *)
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184 query : {loc : ErrorMsg.span, cols : sql_type list,
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185 doCols : ({loc : ErrorMsg.span, wontLeakStrings : bool, col : int, typ : sql_type} -> Print.PD.pp_desc)
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186 -> Print.PD.pp_desc}
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187 -> Print.PD.pp_desc,
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188 queryPrepared : {loc : ErrorMsg.span, id : int, query : string,
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189 inputs : sql_type list, cols : sql_type list,
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190 doCols : ({loc : ErrorMsg.span, wontLeakStrings : bool, col : int,
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191 typ : sql_type} -> Print.PD.pp_desc)
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192 -> Print.PD.pp_desc,
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193 nested : bool}
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194 -> Print.PD.pp_desc,
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195 dml : ErrorMsg.span * failure_mode -> Print.PD.pp_desc,
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196 dmlPrepared : {loc : ErrorMsg.span, id : int, dml : string,
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197 inputs : sql_type list, mode : failure_mode} -> Print.PD.pp_desc,
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198 nextval : {loc : ErrorMsg.span, seqE : Print.PD.pp_desc, seqName : string option} -> Print.PD.pp_desc,
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199 nextvalPrepared : {loc : ErrorMsg.span, id : int, query : string} -> Print.PD.pp_desc,
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200 setval : {loc : ErrorMsg.span, seqE : Print.PD.pp_desc, count : Print.PD.pp_desc} -> Print.PD.pp_desc,
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201 sqlifyString : string -> string,
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202 p_cast : string * sql_type -> string,
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203 p_blank : int * sql_type -> string (* Prepared statement input *),
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adamc@877
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204 supportsDeleteAs : bool,
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adamc@886
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205 supportsUpdateAs : bool,
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adamc@877
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206 createSequence : string -> string,
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adamc@878
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207 textKeysNeedLengths : bool,
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adamc@879
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208 supportsNextval : bool,
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adamc@882
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209 supportsNestedPrepared : bool,
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adamc@890
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210 sqlPrefix : string,
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211 supportsOctetLength : bool,
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212 trueString : string,
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213 falseString : string,
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214 onlyUnion : bool,
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adam@1777
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215 nestedRelops : bool,
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216 windowFunctions : bool
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217 }
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adamc@857
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218
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adamc@866
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219 val addDbms : dbms -> unit
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adamc@866
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220 val setDbms : string -> unit
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adamc@866
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221 val currentDbms : unit -> dbms
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adamc@858
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222
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adamc@891
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223 val setDbstring : string option -> unit
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adamc@891
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224 val getDbstring : unit -> string option
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adamc@891
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225
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adamc@891
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226 val setExe : string option -> unit
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adamc@891
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227 val getExe : unit -> string option
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adamc@891
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228
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adamc@891
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229 val setSql : string option -> unit
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adamc@891
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230 val getSql : unit -> string option
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adamc@891
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231
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adamc@1016
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232 val setCoreInline : int -> unit
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adamc@1016
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233 val getCoreInline : unit -> int
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adamc@1016
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234
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adamc@1016
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235 val setMonoInline : int -> unit
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adamc@1016
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236 val getMonoInline : unit -> int
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adamc@1016
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237
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adamc@1095
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238 val setStaticLinking : bool -> unit
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adamc@1095
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239 val getStaticLinking : unit -> bool
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adamc@1095
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240
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adamc@1114
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241 val setDeadlines : bool -> unit
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adamc@1114
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242 val getDeadlines : unit -> bool
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adamc@1114
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243
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adamc@1164
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244 val setSigFile : string option -> unit
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adamc@1164
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245 val getSigFile : unit -> string option
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adamc@1164
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246
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adamc@1183
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247 (* Which GET-able functions should be allowed to have side effects? *)
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adamc@1183
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248 val setSafeGets : string list -> unit
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adamc@1183
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249 val isSafeGet : string -> bool
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adamc@1183
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250
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adam@1294
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251 val setOnError : (string * string list * string) option -> unit
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adam@1294
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252 val getOnError : unit -> (string * string list * string) option
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adam@1307
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253
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adam@1307
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254 val addLimit : string * int -> unit
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adam@1307
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255 val limits : unit -> (string * int) list
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adam@1332
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256
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adam@1332
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257 val setMinHeap : int -> unit
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adam@1332
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258 val getMinHeap : unit -> int
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adam@1393
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259
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adam@1393
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260 val addAlwaysInline : string -> unit
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adam@1393
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261 val checkAlwaysInline : string -> bool
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adam@1478
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262
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adam@1966
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263 val addNeverInline : string -> unit
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adam@1966
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264 val checkNeverInline : string -> bool
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adam@1966
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265
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adam@1478
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266 val addNoXsrfProtection : string -> unit
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adam@1478
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267 val checkNoXsrfProtection : string -> bool
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adam@1629
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268
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adam@1629
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269 val setTimeFormat : string -> unit
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adam@1629
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270 val getTimeFormat : unit -> string
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grrwlf@1871
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271
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adam@1953
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272 val getCCompiler : unit -> string
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adam@1953
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273 val setCCompiler : string -> unit
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adam@1953
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274
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adam@1953
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275 val setMangleSql : bool -> unit
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adam@1953
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276 val mangleSql : string -> string
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adam@1953
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277 val mangleSqlCatalog : string -> string
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adam@1953
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278 val mangleSqlTable : string -> string
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adam@1956
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279
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adam@1956
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280 val setIsHtml5 : bool -> unit
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adam@1956
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281 val getIsHtml5 : unit -> bool
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adam@2010
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282
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adam@2010
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283 val setLessSafeFfi : bool -> unit
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adam@2010
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284 val getLessSafeFfi : unit -> bool
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adam@2046
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285
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adam@2046
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286 val setFilePath : string -> unit
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adam@2046
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287 (* Sets the directory where we look for files being added below. *)
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adam@2046
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288
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adam@2046
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289 val addFile : {Uri : string, LoadFromFilename : string} -> unit
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adam@2046
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290 val listFiles : unit -> {Uri : string, ContentType : string option, LastModified : Time.time, Bytes : Word8Vector.vector} list
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adamc@764
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291 end
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